> 英语 >
__many times,but he still couldn't understand
a.having been told
b.he had been told
人气:361 ℃ 时间:2019-09-09 17:59:37
解答
选B,中间有连词but,所以前后两个句是并列的,没有主从关系.
如果没有BUT,就选A
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