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5.他說(shuō)的話很難理解。 

What he said is difficult        .

4.他發(fā)現(xiàn)他很難戒煙。   

He found        .

3.她就是用那種辦法解決了問(wèn)題。

That was the        .

2.我們付不起這個(gè)價(jià)錢(qián)。

We can’t        .  

1.嗯，要是如此，我們就得從頭再來(lái)了。 

Well,          ，we will be back to square one.

5. The secretary        (記錄) what her boss asked her I to do. 

4. She        (保持紀(jì)錄) for the 100 metres.

3. Many factors        (對(duì)......有影響) American pronunciation. 

2. Don’t        (混合水果) the rest of the mixture.

1. The children        (被分成) three groups.