1 . —Some Chinese government officers have turned into live streamers(网络主播).
—Yes. They’re trying their best to help local farmers to ________ sales（销售）.

A．receive

B．improve

C．return

D．realize

2 . 南希最终设法改善了这种处境。
Nancy finally ________________ the situation.

3 . —BYD company has announced(宣布) that it will stop producing oil-fueled cars by the end of this year.
—Well, that’s good. It will help ________ the environment.

A．improve

B．change

C．pollute

D．study

4 . —More and more people are driving new energy cars.   
—Well, that’s good. It will help ________ the environment and save energy.

A．improve

B．change

C．pollute

D．manage

5 . He is busy ________ (改善) his oral English these days, so he has no time to go shopping with you.

6 . We need education because it helps us know how to ________ our life.

A．improve

B．realize

C．refuse

D．lift

8 . 选用方框内的单词或词组填空，其中有一个单词或词组是多余的。

confidence, against, trade, on business, improve, experience

1. It is a wonderful ________ to watch a 5-D film.
2. It is the first time for the two teams to play ________ each other.
3. China has a long history of ________ with Japan.
4. Reading history books help ________ my knowledge.
5. I often visit the Ocean Park when I’m in Hong Kong ________.

9 . Recently, many celebrated singers took part in online concerts in order to ________ (提高) people’s spirits in such difficult times.

10 . World Reading Day is now celebrated ________ people’s love of reading.

A．improving

B．improve

C．improved

D．to improve