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最佳答案：We should't complain too much .
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最佳答案：It is no good to complain the difficulty at present.
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最佳答案：complain to sb about sth是可以的,以及 complain about sth & complain about doing sth
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最佳答案：The reason is that they had collided, so they complained to each othe
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最佳答案：3中应该用make explanations for表示作出解释~4 幽默感 Sense of humor8 从信封的颜色来看用Judging by the c
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最佳答案：1 you should reflect on their own,rather than complain about others2 you should
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最佳答案：he likes his job and never complains about the long time of working.
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最佳答案：1.Unfortunately, they were caught in a snowstorm in the mountains.2.He is always
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最佳答案：1.This drug proved to be very effective.2.Although he has everything,he is still
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最佳答案：train of ...的意思相当于chain of ...更通俗的解释是stream of ...表示 一系列的...一连串的...也表示 一连串...之间的