They left last week里的 left 是及物动词还是不及物动词,是不是不及物动词后面要加宾语就得在其后面加个介词?还有，宾语的位置是不是处于及物动词和不及物动词加介词后面还是直接是介词后

They left for shanghai by air last week.同义句 为什么 They left last week.这句话中 left 是不及物动词 不及物动词应该有介词连接后面 为什么这里没有 last week是副词么? they swam last week对last week提问 They ___ the factory about a week last year.A:left B:left for C:were away from D:went to 用括号里的单词修改句子1.we left the farm last week.(next week) 2.my sister often sends e-mail to her pen pal.(this evening) 3.they play for the national basketball team.(next year) 4.I joined an English club last month.(next month) 5.there Were they free last week?的近义句 They heard from Miss Gao last week. They flied a kite last week 改错 they,a new building,last week 造句 Mr Green left China last week.Mr Green ____ ___ ___ ___ China since last week. They left last week里的 left 是及物动词还是不及物动词,是不是不及物动词后面要加宾语就得在其后面加个介词?还有，宾语的位置是不是处于及物动词和不及物动词加介词后面还是直接是介词后 Nancy ____(hurt) her left leg last week. he has left school since last week改错 Mr.Li left Shanghai last week.变为现在完成时. My left leg ached very much last week.(同义句） My left leg _____ ______ ______ last week. they went to pick apples on the farm last week .------------ ------------they-----last week 前两个用首字母填空,后一个填介词Her father left for tianjing last week.He 'll [ r ] home next week .there are two big [ c ] in Nouth America.they say they are [ ] good health these days. We left the farm last week 改为next week 结尾的句子