选哪个,请给出原因.A.as he was B.as was C.as being D.he beingDr Baker is t_英语解答

选哪个,请给出原因.A.as he was B.as was C.as being D.he being
Dr Baker is to give us a lecture on climate change next week,______previously arranged.

人气：280 ℃　时间：2020-04-29 02:49:07

解答

题目的意思大约是：Dr Baker在下个星期会给我们一个关于气候变化的演讲,这个演讲是经过认真安排的.
通过分析句子可以得出,后面的句子是个含有被动的句子.
be done 是被动,所以,要填的部分必须要有be.排除CD.
在这题目中可以代表前面整个句子的用as,并且做主语.选B