___ his attention on his novel,he didn't notice the teacher coming.
A; Fixed B;Fixing C;Fix D;To fix
____ on his novel,he didn't notice the teacher coming.
A; Fixed B;Fixing C;Fix D;To fix两题的答案是怎样的为什么.
人气：123 ℃ 时间：2020-01-30 07:10:37
解答
选A 由于他把注意力放在小说上了,所以没注意老师来了.-ed 表原因,与后面的he一致,表被动.如果用to do形式,就是表目的了.如:To fix his attention on his novel ,he used a pen to write on it.他为了把注意力放在小...
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