How much time did you spend __________ the text?
问题描述:
How much time did you spend __________ the text?
答案是coping,请问不是spend(on or in) +doing sth 为什么in copying he on copying是不对的?
答
spend on
spend in doing (in 可省略)都属固定词组 可是,绝不可以用 on doing ,你记岔了啊 :-)
所以,应该填 copying (你拼错了哦)o(∩_∩)o...