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问题 多项选择题

下列各种图可用于动态建模的有（）。

A、状态图

B、类图

C、序列图

D、活动图

答案

参考答案：A, C, D

填空题
按要求写出下列单词的相应形式。
1. where (同音词) _____________
3. young (反义词) _____________
5. these (对应词) _____________
7. unlock (同义词) _____________
9. no (同音词) _____________		2. one (序数词) _____________
4. short (比较级) _____________
6. sit (现在分词) _____________
8. fast (反义词) _____________
10. leave (反义词) _____________
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选择题

— How does Jack usually go to school?

— He _____ ride a bike, but now he ______ there to lose weight.

A．used to; is used to walk

B．was used to; is used to walking

C．was used to; is used to walk

D．used to; is used to walking
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