At the top of the high mountains, there is very _____ oxygen in the air.A.a litt
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At the top of the high mountains, there is very _____ oxygen in the air.A.a little | B.little | C.a few | D.few |
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答案
B |
解析
试题分析:句意:在高山顶上,空气中有少量的氧。few, a few是可数的, little, a little是不可数的。 few 和little表示很少,否定的意思。a few 和a little表示一些,肯定的意思。因为氧气是不可数名词,排除C、D;根据句意故选择B。 |
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