關(guān)于 時(shí)間狀語從句.句型裝換.
1.I knew it after he told me.
I _____ ______ it ______after he told me.
用after.主句與從句的時(shí)態(tài)是怎么樣的.
2.We don't enter the classroom until the bell rings.
We ______ the classroom ______ the bell rings.
Wanghai didn't stop working until he fell ill.
Wanghai ______ ______ _______ he fell ill.
還是時(shí)態(tài)搞不清.
時(shí)態(tài)總不知道用什么.