单选题
This is the microscope ______ which we have had so much trouble.
A) at B) from C) of D) with
A
B
C
D
【正确答案】
D
【答案解析】
这里是由介词+关系代词引导的定语从句,此处的介词和谓语动词是搭配使用的,即have trouble with sth. 故应当选D。
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