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【判断题】
在分度圆半径不变的条件下,齿形角小于20度时,基圆半径越大,齿顶。A.
正确
B.
错误
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【简答题】教材P97第二题
【单选题】Jack admitted that he ought not to have taken away the book, ______ ?
A.
oughtn't he
B.
ought he
C.
did he
D.
didn't he
【简答题】I 重点句式 1 、 I ______________ because I want you to live ____________________________ I have. 真希望你能那样做,因为我盼着你也能像我一样长寿健康。 (1) do hope“ 的确希望”, do 用来强调谓语动词 hope 。 ❶ 在一般句型中, do (does, did) 常用来 强调谓语动 词的语气,在句...
【单选题】Jack admitted that he ought not to have made his mother angry, ______?
A.
oughtn't he
B.
wasn't he
C.
didn't he
D.
hadn't he
【简答题】俄罗斯人不喜欢的颜色是（）
【单选题】He required that Jack ______ admitted to hospital immediately.
A.
was
B.
be
C.
being
D.
been
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