完成句子（共5小题10空；每空1分，满分10分）
1. 经济发展也带来了环境问题。高☆考♂资♀源€网
Economic development has also to environmental problems.
2. 我们应该采取措施来防止地球受污染.
We should to prevent the earth from being polluted.
3．我们要尽一切办法使他振作起来。
We tried every means to get him to .
4．他们很穷，但还是设法把儿子送去大学读书。
They were poor, but they send their son to college.
5. 我为昨天所做的事向你道歉。
I you for what I did yesterday.1. given, birth 2. take measures 3. cheer up 4. managed to 5. apologize to
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(答案→)1. given, birth 2. take measures 3. cheer up 4. managed to 5. apologize to
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