Colin drifted off into a fitful sleep.科林迷迷糊糊地，时睡时醒。Her grandmother mumbled in her sleep...她祖母含混不清地说着梦话。Doris Brown closed her eyes and lapsed into sleep.多丽丝·布朗闭上眼睛，安然入睡。I've not been able to sleep for the last few ...
关系代词和关系副词引导定语从句.Relative pronouns and adverbs introduce attributive clauses.请用线画出短文中的名词性从句.Please underline the noun clauses in the passage.使用书上的if从句.Use the if clauses on these pages....
Imposing speed restrictions is easy, but forcing motorists to observe them is trickier.限制车速容易，但强制司机遵守这些限速规定就难办多了。The country's salvation lies in forcing through democratic reforms...拯救国家的希望在于强制推行民主改革。They pursue oth...
There was widespread picketing of mines where work was continuing.凡是在继续开采的矿区，都设置了纠察队。But those lacking a family tradition of continuing education still face difficulties.但是那些并无接受继续教育这种家庭传统的人仍然面临着困难。We are continuing to p...