survivor幸存者

educator教育者

inventor发明者 depth深度

strength力量；力气

warmth温暖 　　Ⅲ.补全短语

　　根据提示补全下列短语

　　1．at the same time　　　 同时

　　2．at one point 一度；在某一时刻

　　3．declare war on 向......宣战

　　4．take part in 参加

　　5．get off 下(车、船等)

　　6．make a breakthrough 取得重大突破(进展)

　　7．pick up 停下来让某人搭车(船等)；救起

　　8．as a result 结果，因此

　　9．be situated on 位于，坐落在

　　10．far from 远离；远非

　　Ⅳ.选词填空

　　选用上述短语的适当形式填空

　　1．Scientists have made a breakthrough in their treatment of that disease.

　　2．We should take part in social activities during summer holidays.

　　3．They picked up as many people from the burning ship as they could.

　　4．As soon as he got off the train, he went directly to the company.

　　5．In former times, Kings of small states used to regularly declared war on their neighbor.

　　Ⅴ.经典句式仿写

　　1．The operation was extremely dangerous and many soldiers were killed before they even got off the boats.

　　这次登陆行动异常危险，很多士兵还没来得及下船就牺牲了。

[记句式结构]before引导时间状语从句，表示"还未......就......"。