问题补充:
---Maryhasn'twrittentousforalongtime.---Whatdoyousuppose______toher?A.happenedB.to happenC.was happenedD.having happened
答案:
A解析注意这里的do you suppose是主句而不是插入语。
时间:2021-03-31 07:13:10
---Maryhasn'twrittentousforalongtime.---Whatdoyousuppose______toher?A.happenedB.to happenC.was happenedD.having happened
A解析注意这里的do you suppose是主句而不是插入语。