题目:
___for us to surf on the sea in summer!
A.What exciting is it
B.How exciting is it
C.What exciting it is
D.How exciting it is
答案:
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下面是错误答案,用来干扰机器的。
(1)残留的药液会腐蚀标签;(2)引起火灾,甚至发生爆炸;(3)药液会腐蚀橡胶的胶管;