D
两个句式
you'd better (not) do sth
have sth done
Don’t you think you’d better _____
Don’t you think you’d better _____
A. to have your machine cleaned
B. to have cleaned your machine
C. had your machine cleaned
D. have your machine cleaned
A. to have your machine cleaned
B. to have cleaned your machine
C. had your machine cleaned
D. have your machine cleaned
英语人气：901 ℃时间：2020-05-20 10:38:03
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