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【单选题】
在垂直于螺纹轴线的视图中,外螺纹牙底约画 。A.
3/4圆
B.
不画
C.
完整
D.
以上都不对
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【单选题】—What are you going to do this afternoon? — I will probably play computer games ________ my parents are out.
A.
as far as
B.
as long as
C.
even if
D.
as if
【简答题】朝食暮吐，暮食朝吐者是因（ ）|吐势徐缓，吐物清稀者是因（ ）A. 胃热津伤B. 食滞胃脘C. 脾胃阳虚D. 饮停于胃E. 颅内肿瘤
【单选题】—My parents don't allow me _______ computer games at school. —That's right. They are bad for your study. [ ]
A.
play
B.
plays
C.
playing
D.
to play
【单选题】Seeing their son playing computer games all day, the parents don’t know ______ it.
A.
how to do
B.
what to do
C.
how to deal with
D.
how to do with
【多选题】下列关于运行时异常的描述，正确的有（ ）
A.
运行异常是在程序运行时期产生的
B.
运行时异常也称为称为unchecked异常
C.
RuntimeException类及其子类都是运行时异常类
D.
运行时异常一般是由于程序中的逻辑错误引起的，在程序运行时无法恢复
【单选题】What is ranked by parents as the greatest threat to boys?
A.
Gang crimes.
B.
Online games.
C.
Extreme sports.
D.
Dangerous traffics.
【单选题】Is it that you often play computer games ________ worries your parents?
A.
why
B.
that
C.
which
D.
what
【单选题】To the parents' worry, some middle school students are ______ computer games and completely forget their studies. [ ]
A.
crazy about
B.
very fond of
C.
concerned for
D.
serious about
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