You should get a pair of proper ice skat

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问题选择题

You should get a pair of proper ice skates ______ you skate. [ ]

A. though

B. before

C. while

D. unless

答案

答案：B

填空题

单词填空。

1. He is Chinese. He is in C_____ One.

2. I can play football and table tennis, and I can r ____ a bike.

3. Betty is ____ (在…后面)Lingling.

4. How m ____ people are there in your family ?

5. They 've got some ____( 甜瓜).

6. Would you like to go to the ____ ( 电影院 ) with Betty and me?

7. Lessons s ____ in the afternoon at half past one .

8. Tony's sister often buys CDs by her favourte s ____.

9. There are 7,000 a ____ in the zoo.

10. I visit my w ____ at the weekend .

单项选择题

技术转移论中（）与以往的各种理论相比，它更全面地解释了企业对外直接投资的动因。

A.国际生产折衷理论

B.技术扩散理论

C.所有权特定优势

D.内部化优势