No matter carry out the experiment ____ at yesterday's meeting.

No matter carry out the experiment ____ at yesterday's meeting.
A.hasn't decided
B.wasn't decided
C.hadn't decided
D.won’t decided
英语人气:724 ℃时间:2020-08-20 03:02:27
优质解答
B. 实验表示被决定.c需要加been. AD时态不对
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