题目内容

支座负筋计伸出跨中长度，第一排为1/3净跨，第二排为1/4净跨。

A. 对
B. 错

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架立筋在跨中，与两边的支座负筋搭接，搭接长度为150mm。

A. 对
B. 错

1 Betty has been on a diet (节食减肥) for a long time, but she looks a bit heavier,

2 Keeping your laptop (便携式电脑)all the time will kill its battery (电池) faster.

3 Talking, dancing, playing a game--all of these activities allow you towith other people.