Unit 4 Global warming reading课时作业
第一节 单项填空(共15小题;每小题1分,满分15分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。
1.Billy is good,kind,hardworking and intelligent. ________,I can't speak too highly of him.
A.In a word B.By the way
C.On the whole D.As a result
答案 A
解析 in a word总之,表示对上文的总结。
2.One Friday,we were packing to leave for a weekend away ________ my daughter heard cries for help.
A.after B.while C.since D.when
答案 D
解析 when引导时间状语从句。句意为"一个周五,我们正在打包准备度周末,这个时候我女儿突然听到求救声"。
3.It is clear that in modern society high ________ and demands are placed on teachers.
A.motivations B.expectations
C.standards D.opportunities
答案 B
解析 demands与expectations对应。motivation动机;standard标准;opportunity机会。句意为"很明显在现代社会,教师被赋予