单选题
The staff ______ the office had been burglarized.
A、
(A) suspicion
B、
(B) suspense
C、
(C) suspicious
D、
(D) suspected
【正确答案】
D
【答案解析】
Suspected is the correct past tense verb to agree with staff. Choices (A) and (B) are both nouns. Choice (C) is an adjective.
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