Lesson 10.

1. Choose the best answer according to the text. 根据课文内容选择正确答案。 ( ) (1) Remember to the TV when you aren’t watching.

A. turn off B. turn on

( ) (2) the water running when you are brushing your teeth.

A. Don't leave B. Leave

( ) (3) Yangyang can print on of the paper.

A. one side B. both sides

( ) (4) Let's live a life.

A. low-carbon B .high-carbon

2. Read and choose.读句子,选择合适的选项。 ( ) (1) Let's your homework first.

A. print B .printing C. prints ( ) (2) Can I print on sides of the paper please?

A. all B. each C. both ( ) (3) What does that .

A. meaning B. mean C. means

( ) (4) Don’t he water running when you are_____ your teeth.

A .leaves; brushing B. leave; brushing C. leave; brush

( ) (5) It's a good way _____paper.

A. save B. saves C. to save ( ) (6) Let’s a low-carbon life.

A. lived B. live C. living 3. Read and fill.读一读,根据提示填空。

(1) Don't leave the w running brushing your teeth. (2) Remember to turn o the TV when you aren't watching. (3) Can I print on both s of the paper, please?

4. Read and choose.读一读,选一选。

A .paper B .life C. way D .print E. turn off (1) I always on both sides of the It's a good to save paper, and to save trees (2) Let's live a low-carbon .

(3) Remember to the TV when in you aren't watching. 5.Read,choose and write.读一读,选一选,根据课文内容写一写。

Lingling and Yangyang both need to (print/prints) their homework. They print on (both/all) sides of the paper. It's a good way to save (paper/papers), and to save trees.

参考答案 Lesson 10

1. (1) A (2) A (3) B (4) A

2. (1) A (2) C (3) B (4) B (5) C (6) B 3. (1) water (2) off (3) sides 4. (1) DAC (2) B (3) E 5. print, both, paper