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I.單項填空
1. —Why does the lake smell terrible?
—Because large quantities of water .
A. have polluted B. is being polluted
C. has been polluted D. have been polluted
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3. We are strongly against (用動物做實驗) .
4. This new book (出版了)last month.
5. His aim is (掙更多的錢) .
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II.完成句子
1. (少量的作業(yè)) is necessary to the teenagers.
2. Li Ping (被她奶奶撫養(yǎng)大) .
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課后作業(yè)
I.選詞填空
in quantity;by accident;make a breakthrough;be converted to;as a result (of)
1. The mother hurt her finger when cutting vegetables.
2. Fishes of many kinds in this river are fast disappearing the heavy pollution.
3. It's cheap if you buy goods .
4. Doctors on this subject so far.
5. In some condition,coal can gas.
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