The boy spent as much time watching tv as he ( )studying.a :does b:had c:was d:did

问题描述:

The boy spent as much time watching tv as he ( )studying.a :does b:had c:was d:did

d 是正确答案.因为主句谓语动词spent是过去式,所以从句时态要保持一致.另外,动词的搭配do+ n./ v-ing是常用表达方式.例如:do shopping/lessons/yoga ...等等.