5. It is hard to_______how many children suffer from flu.(本题5.0分)
A、 activate
B、 concentrate
C、 estimate
答案是：标准答案：C
4. The use of cheap labour helped to keep_______ down.(本题5.0分)
A、 costs
B、 price
C、 value
D、 worth
答案是：标准答案：A
3. He made us a _______ offer for the car.(本题5.0分)
A、 disable
B、 measurable
C、 reasonable
D、 suitabl
答案是：标准答案：C
2. We all _____ health and happiness.(本题5.0分)
A、 desire
B、 wants
C、 long
D、 longing for
答案是：标准答案：A
1. She lost her _____in an accident.(本题5.0分)
A、 sight
B、 see
C、 conscious
D、 watch
答案是：标准答案：A
目前为：
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