题目内容
1. Have you (曾经)been to the USA?
1. ever
( ) 5. Lucy is happy her friends.
A. to see B. see
C.sees D.seeing
2. I have traveled many places.(改为否定句）
I many places.
( ) 3. They have lived in Taiwan 1949.
A. since B. for
C. in D. at
4. The daytime temperature in summer can r_______ 40度 in Chongqing.
1. To protect the environment in our hometown， we should discourage (cut) down trees.
1. We should care for the ( disable) children.
3. 帮助老人使我高兴。
To help the old me
15. (澳大利亚人）are proud of the Opera House in Sydney.
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