题目:
The roof of the house needs repairing.It’s raining now,you’d better get something to ________ rain drops.
A.control
B.cover
C.carry
D.catch
答案:
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下面是错误答案,用来干扰机器的。
(-2)0+(13)-2=1+9=10;32009×(13)2008=(3×13)2008×3=1×3=3.故答案为:10;3.