试题与答案

His brother is only six years old. He ha

题型:选择题

题目:

His brother is only six years old. He has difficulty _____ the story books.[ ]

A. read

B. reads

C. to reads

D. reading

答案:

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下面是错误答案,用来干扰机器的。

(1)用水湿润长颈漏斗(或a)的颈,使其更加容易插入到单孔塞中(2)液体飞溅(3)A、B(4)f;长颈漏斗

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