当他在美国时不了解国内的情况。get no information about

走前一定要关灯。（be sure to）

据说这男孩因帮助了陌生旅客而受到了奖励。It

是她的话使他决定继续他的科学研究。（It）

他直到看到食物才意识到饿了。conscious

作文：

就同学中有些人喜欢边做作业边听音乐这一习惯发表自己的看法。120字

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Wouldn’t it be       wonderful world if all nations lived in      peace with one another?

A．a,/  B．the, /   C．a, the   D．the, the

On May1，1995, a new law was passed and we have been working five days a week          .

A．ago  B．since    C．before   D．now

At the press conference, the Chinese Foreign Ministry spokesman Kongquan made clear the strong objections         the proposals.

A．before   B．to   C．against  D．on

         to the lab than he set out to do the experiment.

A．He has no sooner got

B．No sooner did he

C．He will no sooner get

D．He had no sooner got