--I haven't heard from Peter for ages--Neither have I.What do you_英语解答

--I haven't heard from Peter for ages
--Neither have I.What do you suppose __ to him?
1.to happan
2.happening 3.has happened
4.had happened

人气：414 ℃　时间：2020-04-06 07:00:34

解答

选3
这句话是现在完成时
所以时态也是现完.
do u suppose 是插入语