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【判断题】
集中力作用时,其弯矩图为抛物线形式。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】You can't write everything you want to because of the space _______. A) limitation B) variation C) definition D) liquidation
【简答题】You can write down things on it.
【简答题】You can write something on it.
【单选题】--- The report is difficult to write. --- You can surf the internet, where you can find _____ information and useful expressions.
A.
a lot
B.
a good many
C.
plenty of
D.
a large number of
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