问题
Many students signed up for the _______ race in the sports meeting to be held next week.
A:800-metre-long
B:800-metres-long
C:800 metre length
D:800 metres length
B:800-metres-long
C:800 metre length
D:800 metres length
正确答案是：
同类题型
We knock _____people’s doors, and theyusually give us some candy _____ a treat.
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Let’s go to the seaside for fresh air,OK?—_______
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