题目内容
完成句子
We had traveled ________(相当远的路)by lunch time．
We are all ________ ________(担心)her safety．
We should do our best _______ _______（防止）pollution.
根据提示完成句子
Peter had suggested that we ________ ________ ________(度假)in Italy and the joy we got from the vacation suggested that he ________ ________(是对的)．
根据汉语提示，用句末括号内的英语单词完成句子．
Had we not used an out-of-date train schedule, we ________ the train．(miss)
要不是用了一张过期的列车时刻表，我们就不会误了火车．
