An expert, together with some scientists to help in the work.A. was sentB. were sentC. has

发布时间：2020-08-16 12:04:55


An expert, together with some scientists     to help in the work.
A. was sent
B. were sent
C. has sent
D. have sent

网友回答

(答案→)A. was sent
B. were sent
C. has sent
D. have sent
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