We must work hard to_____ a good knowled_爱下问搜题

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问题选择题

We must work hard to _____ a good knowledge of English. [ ]

A. take

B. acquire

C. catch

D. hold

答案

答案：B

补全对话，情景问答

Read and choose. (根据问题, 选择正确的答语)

( )1. What are you doing?
( )2. What do you do after supper?
( )3. How did you go to the park?
( )4. Did you climb the mountain yesterday?
( )5. What does Linda do after school?

A. She goes hiking after school.
B. I walk my dog.
C. I'm watching insects.
D. On foot.
E. Yes, I did.

判断题

物镜的分辨率用（NA）表示。