Question

【题目】He spent at least as much time reading as you ___ on line yesterday.

A. had to chat B. did chatting

C. do chatting D. had chatted

Answer 1

【答案】B

【解析】

考查句子结构，did是代替spend，spend time doing，句意是：昨天他花了至少和你网上聊天一样多的时间看书。选B。