Our plane ______at six and landed in BeijingA. takes off, within four hoursB. took off, four hours laterC. rose up, after four hoursD. raised up, in four hours
Our plane ______at six and landed in Beijing
A. takes off, within four hours
B. took off, four hours later
C. rose up, after four hours
D. raised up, in four hours
相关考题：
以下英汉对照错误的是()。A.“I would like to send 3,000 yuan to Beijing.”中文含义是：我想寄三千元到北京。B.“Please fill in the form.”译成英文是：请填单。C.“When will the money be received?”中文含义是：钱什么时候能到?D.“With in 24 hours.”中文含义是：24小时以后。
下列选项中正确的语句是( )。A．chars [8]；s={"Beijing"}；B．char*s：s={Bei jing")；C．chars [8]: s="Bei jing"};D．char*s：s="Bei jing";
共用题干Medical JournalsMedical journals are publications that report medical information to physicians and other health professionals.In the past,these journals were available only in print. With the development of electronic publishing,many medical journals now have Web sites on the Internet,and some journals are pub-lished only online.A few medical journals,like the Journal of the American Medical Associa-tion,are considered general medical journals because they cover many fields of medicine.Most medical journals are specialty journals that focus on a particular area of medicine.Medical journals publish many types of articles.Research articles report the results of re-search studies on a range of topics varying from the basic mechanisms of diseases to clinical trials that compare outcomes of different treatments.Review articles summarize and analyze the informa-tion available on a specific topic based on a careful search of the medical literature.Because the results of individual research studies can be affected by many factors,combining results from dif-ferent studies on the same topic can be helpful in reaching conclusions about the scientific evidence for preventing,diagnosing or treating a particular disease.Case conferences and case reports may be published in medical journals to educate physicians about particular illnesses and how to treat them. Editorials in medical journals are short essays that express the views of the authors,of-ten regarding a research or review article published in the same issue.Editorials provide a per-spective on how the current article fits with other information on the same topic .Letters to the edi-tor provide a way for readers of the medical journal to express comments,questions or criticisms about articles published in that journal. How many major types of articles are mentioned in the passage?A: Five.B: Seven.C: Four.D: Six.
共用题干Medical Journals Medical journals are publications that report medical information to physicians and other health professionals. In the past,these journals were available only in print.With the development of electronic publishing, many medical journals now have web sites on the Internet,and some journals are published only online.A few medical journals,like the Journal of the American Medical Association,are considered general medical journals because they cover many fields of medicine.Most medical journals are specialty journals that focus on a particular area of medicine. Medical journals publish many types of articles.Research articles report the results of research studies on a range of topics varying from the basic mechanisms of diseases to clinical trials that compare outcomes of different treatments.Review articles summarize and analyze the information available on a specific topic based on a careful search of the medical literature.Because the results of individual research studies can be affected by many factors,combining results from different studies on the same topic can be helpful in reaching conclusions about the scientific evidence for preventing,diagnosing or treating a particular disease.Case conferences and case reports may be published in medical journals to educate physicians about particular illnesses and how to treat them.Editorials in medical journals are short essays that express the views of the authors,often regarding a research or review article published in the same issue.Editorials provide a perspective on how the current article fits with other information on the same topic.Letters to the editor provide a way for readers of the medical journal to express comments,questions or criticisms about articles published in that journal.How many major types of articles are mentioned inl the passage?A:Five. B:Seven.C:Four. D:Six.
共用题干第二篇Medical JournalsMedical journals are publications that report medical information to physicians and otherhealth professionals.In the past,these journals were available only in print.With the development of electronic publishing, many medical journals now have Web sites on the Internet,and some journals are published only online.A few medical journals,like the Journal of the American Medical Association,are considered general medical journals because they cover many fields of medicine.Most medical journals are specialty journals that focus on a particular area of medicine.Medical journals publish many types of articles.Research articles report the results of research studies on a range of topics varying from the basic mechanisms of diseases to clinical trials that compare outcomes of different treatments.Review articles summarize and analyze、the information available on a specific topic based on a careful search of the medical literature.Because the results of individual research studies can be affected by many factors,combining results from different studies on the same topic can be helpful in reaching conclusions about the scientific evidence for preventing,diagnosing or treating a particular disease.Case conferences and case reports may be published in medical journals to educate physicians about particular illnesses and how to treat them. Editorials in medical journals are short essays that express the views of the authors,often regarding a research or review article published in the same issue.Editorials provide a per- spective on how the current article fits with other information on the same topic.Letters to the editor provideit way for readers of the medical journal to express comments,questions or criticisms about articles published in that journal.How many major types of articles are mentioned in the passage?A:Five.B:Seven.C:Four.D:Six.
共用题干Medical JournalsMedical journals are publications that report medical information to physicians and other health professionals. in the past,these journals were available only in print.With the development of electronic publishing, many medical journals now have Web sites on the Internet,and some journals are published only online.A few medical journals,like the Journal of the American Medical Association,are considered general medical journals because they cover many fields of medicine.Most medical journals are specialty journals that focus on a particular area of medicine.Medical journals publish many types of articles.Research articles report the results of research studies on a range of topics varying from the basic mechanisms of diseases to clinical trials that compare outcomes of different treatments.Review articles summarize and analyze the information available on a specific topic based on a careful search of the medical literature.Because the results of individual research studies can be affected by many factors,combining results from different studies on the same topic can be helpful in reaching conclusions about the scientific evidence for preventing,diagnosing or treating a particular disease.Case conferences and case reports may be published in medical journals to educate physicians about particular illnesses and how to treat them.Editorials in medical journals are short essays that express the views of the authors,often regarding a research or review article published in the same issue.Editorials provide a perspective on how the current article fits with other information on the same topic.Letters to the editor provide a way for readers of the medical journal to express comments,questions or criticisms about articles published in that journal.How many major types of articles are mentioned in the passage?A:Five. B:Seven.C:Four. D:Six.
假设所有类型的碱基替代速率都相同属于哪个模型？A．Jukes and Cantor’s (JC) 模型B．Kimura Two-Parameter (K-2) 模型C．Four-Parameter 模型D．Six-Parameter 模型
【填空题】运行下列程序,输出结果是____。 #include ＜iostream＞ using namespace std; enum opt{ONE,TWO,THREE,FOUR,FIVE,SIX,SEVEN}op; int main（void) { cout＜＜ONE; cout＜＜TWO; cout＜＜SIX; return 0; }