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【单选题】
下面关于switch语句的叙述中,错误的是()。A.
case后面的表达式可以是包含变量的表达式
B.
switch语句是多分支选择语句
C.
每一个case后面的值必须互不相同,否则会出现互相相矛盾的现象
D.
在执行一个case分支后,可用一个break语句使流程跳出switch语句
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举一反三
【单选题】听力原文：W: Does the book have a happy ending? M: It was hard to tell whether the hero was going to die in the war or come home and marry his childhood sweetheart. Q: What did the man say about the ending...
A.
He says nothing.
B.
He was confused at the end.
C.
The hero died in the car.
D.
The hero married his sweetheart.
【单选题】剌激交感神经对胃肠道的影响是
A.
胃肠运动增强，分泌抑制
B.
胃肠运动增强，分泌增强
C.
胃肠运动抑制，分泌抑制
D.
胃肠运动抑制，分泌增强
E.
胃肠运动增强，分泌无明显变化
【简答题】语法填空 He is the man who for many people has been a role model. Now your biggest hero deserves a special day when you can express your thanks and let him know 1.________important he is to you. The third...
【单选题】Which of the following underlined parts does not serve as an appositive?
A.
We hav e two children, a boy and a girl .
B.
The young man died a hero in the war.
C.
He's gotten a job tonight driving a truck .
D.
We've none of us passed the exam.
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