一个人以以下何种方式越过国际日期变更线时，钟表的时刻不变，但日期应后拨一天？
A．自西向东
B．自东向西
C．自南向北
D．自北向南
参考答案：A
贮存危险化学品的建筑物或场所应安装（）
A.电表
B.指示灯
C.避雷设备
完成句子
1. I don't know what he's doing.___(我也不关心).
2. He___(不可能去)to Beijing last night.I saw him just now.
3.____(毫无疑问) that he will win the match.
4. She insisted that she___(不需要帮助).
5. Though the experiment wasn't very successful, we ___(高度评价)his work in the experiment.
