The students quieted at once on the teacher’s () to keep them after school A、dangerB、warnC、threatD、saying
The students quieted at once on the teacher’s () to keep them after school
A、danger
B、warn
C、threat
D、saying
相关考题:
a language lesson plan usually has the following components: background information, teaching aims, language contents and skills, stages and procedures, teaching aids, assignments and _________.:A. teachers’ after-lesson reflectionB. students’ after-lesson reflectionC. teachers’ after-lesson feedbackD. students’ after-lesson feedback
(1)将数据库“school”的表“course”的结构拷贝到新表“n course”中。(2)将表“course”中的记录拷贝到表“n_course”中。(3)对数据库“school”中的表“teacher”使用表单向导建立一个简单的表单,文件名为“teacher”,要求:显示表中的“职工编号”、“姓名”、“性别”和“职称”字段。表单样式为“凹陷式”;按钮类型为“文本按钮”;按“职工编号”升序排序,表单标题为“教师信息浏览”。(4)把表单“teacher”添加到新建项目“xm”中。
以下选项中哪个是Student类创建对象的正确语句?()A.s1=Student();B.Student s1=new Student();C.s1=new Student();D.Student s1=Student();
类Teacher和Student是类Person的子类; Person p; Teacher t; Student s; //p, t and s are all non-null. if(t instanceof Person) { s = (Student)t; } 最后一句语句的结果是:()A.将构造一个Student对象;B.表达式是合法的;C.表达式是错误的;D.编译时正确,但运行时错误。
类Teacher和Student都是类Person的子类 Person p; Teacher t; Student s; 若p,t和s都是非空值 if(t instanceof Person) { s = (Student)t; } 若默认new时声明的都是本类,这个语句导致的结果是()A.将构造一个Student对象B.表达式合法C.编译时非法D.编译时合法而在运行时可能非法
以下选项中哪个是Student类创建对象的正确语句?()A.Student s1=new Student();B.s1=new Student();C.s1=Student();D.Student s1=Student();
声明并创建一个学生类Student的对象s,下列语法格式正确的是()。A.Student s = Student();B.Student s;C.Student s = new Student();D.Student s = new ();
以下选项中哪个是Student类创建对象的正确语句?()A.s1=new Student();B.Student s1=new Student();C.s1=Student();D.Student s1=Student();