They hope the (friendship) between their countries will last long.
2.At last he (realized) that he made a lot of mistakes.
3.Chinese people should not be afraid of any (challenges) outside.any后面跟復(fù)數(shù)嗎？如果是可數(shù)名詞的話應(yīng)該用復(fù)數(shù)那么，請(qǐng)問challenge是可數(shù)名詞嗎？嗯，是可數(shù)的我記得any當(dāng)任何講的時(shí)候，后面應(yīng)該跟單數(shù)呢？否定句和疑問句里是一些的意思，可數(shù)名詞加復(fù)數(shù)，不可數(shù)則不用。在肯定句中表示“任何”的意思，它后面的可數(shù)名詞用單數(shù)形式，如Any student can answer this question.任何學(xué)生都可以回答這個(gè)問題。