题目内容
The air in Lanzhou is getting much _____ now than a few years ago
- A.clean
- B.cleaner
- C.cleanest
- D.the cleanest
B
解析：
本句的意思是北京的空气比几年前清新多了。故用比较结构，在形容词或副词的比较级前可以用much等词来修饰。
解析：
本句的意思是北京的空气比几年前清新多了。故用比较结构，在形容词或副词的比较级前可以用much等词来修饰。
练习册系列答案
相关题目
The air in Beijing is getting much ______ now than a few years ago.
| A．clean | B．cleaner | C．cleanest | D．the cleanest |
If there are trees, the air in our city will be cleaner.
| A．less, more | B．more, more | C．more, much | D．much, more |
先阅读短文，掌握其大意。然后从方框中所给的词中选出恰当的10个，并用其适当形式填空，每个词限用一次。(每小题1分)
| stop, though, sleep, their, bad, city, ill, we, start, fresh, please, breath |
We all know 【小题7】 feelings we will get if we stay a long time in a shut, crowded room. After a time, we begin to feel very 【小题8】 , and can hardly keep our eyes open. Then our heads begin to ache, and the longer we stay the 【小题9】 we feel. How nice it is when we get outside into the fresh air! We must, therefore, keep 【小题10】 windows open, so that air in our rooms is always fresh.