题目内容：

词形变化1、I'd like to do ____(busy )with many countries.
2、The cotton sweater id cheap and the____(wool) one is dear
3、Karl Marx was born in _____(German)
同义转换4、At first I couldn't open the door.
_____ _____ _____ _____ _____ _____ open the door.
翻译句子5、今天谁值日?——王雷和我.
____________________________________________
（希望各位诚心帮帮,不要乱给答案,答案按照序号,）