They ____（learn）about eight hundred words by the end of last

来源：学生作业帮编辑：大师作文网作业帮分类：英语作业时间：2024/11/18 08:08:10

They ____（learn）about eight hundred words by the end of last year.
have learned.
于是我希望您能自己回答...就这样
我是说为什么不是had learned

had learned by +过去时间 ,主句谓语动词用过去完成时态.谓语动词用 had +过去分词.

They ____（learn）about eight hundred words by the end of last They ——about eight hundred English words by the end of last How many English words （）you（）（learn）by the end of last term We had learn 1,000 English words by the end of last month.我的 We had learned (learn) about 800 words by the end of this ye 时态转换是否正确We had learned (learn) about 800 words by the end of we ________(learn) about 4000 English words by the end of la We had learned about 1200 english words by the end of last t By the end of last term they ________ over 1000words By the end of last year,they _____(learn) two thousand Engli They----[learn] over 2000 English word by the end of last te By the end of last year he______about 1500 English words.