mary____show us her new dictionary.() A)has asked toB)was asked toC)is askedD)asks to
mary____show us her new dictionary.()
A)has asked to
B)was asked to
C)is asked
D)asks to
相关考题：
WhenyoutrytostarttheDatabaseControlbyusingtheemctlstartdbconsolecommandthefollowingerrorisdisplayed：TZsettoAmerica/New_yorkOC4JConfigurationissue./u01/app/oracle/product/10.1.0/db_1/oc4j/j2ee/OC4J_DBConsole_orcl.us.oracle.comnotfound.WhichtwoenvironmentvariablesdoyouneedtosetappropriatelytoavoidsucherrorsandstarttheDatabaseControlsuccessfully？（）A.NLS_LANGB.ORACLE_SIDC.ORACLE_HOMED.ORACLE_BASEE.LD_LIBRARY_PATH
有关HER－2的描述,正确的是 A、HER-2高表达的乳腺癌患者预后好B、HER-2过表达指免疫组化检测HER-2（+++）或FISH/CISH阳性者C、HER-2是高复发风险预后因素之一D、HER-2是具有酪氨酸激酶活性的跨膜蛋白E、HER-2是乳腺癌靶向治疗的理想靶点
What command would an operator use to move a file from the ／old_dir directory to the ／new_dir directory without changing the file name?() A. mv /old_dir/file /new_dirB. mv -p /old_dir/file /new_dirC. mv -k /old_dir/file /new_dirD. mv /old_dir/file /new_dir/new_file
If a person is bitten by some kind of animal，you________.A.should be panicB.should take him（her）to a big hospital right awayC.should help to clean the wound and ask the patient to have a good rest at homeD.should help to clean the wound and then take him（her）to a nearby hospital quickly as possible.
以下哪句代码可以点击后打开新页面new.wxml（非tab页面），并且新页面带有返回箭头可以返回前一页？A．＜navigator url='pages/new/new' open-type='redirect'＞＜/navigator＞B．＜navigator url='pages/new/new' open-type='switchTab'＞＜/navigator＞C．＜navigator url='pages/new/new' open-type='navigate'＞＜/navigator＞D．＜navigator url='pages/new/new' open-type='reLaunch'＞＜/navigator＞
若51单片机使用频率为6MHz的晶振，则振荡周期为：，机器周期为：，指令周期为：A．1/6us，2us，不定B．1/12us，2us，1/3usC．1/6us，1us，不定D．1/12us，1us，1/3us
（1）假设每部电影对应的票房如下 New_Hope ＜- c（460.997, 314.1) Empire_Back ＜- c（292.475, 257.900) Return_Jedi＜- c（309.506, 165.8) 请创建一个矩阵，使得每一行对应一部电影，存入变量revenue_matrix中。 （2）给（1）中的矩阵进行命名，使得第一列对应名字为“US”，第二列名字为“non-US”。
SysTick系统定时器延时1s的写法可以是（）A．Delay_us(1000000);B．Delay_us(500000); Delay_us(500000);C．Delay_us(400000); Delay_us(500000); Delay_us(100000);D．Delay_us(1000000); Delay_us(1000000);