主句谓语过去时，
主从时态要一致。
主从动作同发生，
过去进行从句中。
宾从动作先发生，
过去完成时态用。
宾从动作后发生，
过去将来时态用。
宾从表达是真理，
一般现在代过去。
以上规则记心里，
学好宾从没问题。
Exercise：
给下列各题选出一个最佳答案。
1．Do you know with the student at eight yesterday？
A．he is talking B．was he talkingC．he was talking D．is he talking
2．Could you tell me if it tomorrow？
A．rain B．will rain C．raining D．rains
3．Please tell me ．
A．how many pictures did they drawB．how many pictures have they drawn
C．how many pictures they've drawnD．how many pictures they would draw
4．Do you know ？
A．what time does the ship leaveB．what time the ship leave
C．what time the ship leavesD．where does the ship leave
5．He asked me if I to the Great Wall．
A．have gone B．have been C．had been D．had gone
6．—What did your mother say，Tom？—She asked me ．
A．why my sister is crying B．why my sister was crying
C．why is my sister crying D．why was my sister crying
7．The doctor asked the young man with him．
A．what is wrong B．what the matter is
C．what was wrong D．what the matter was
8．Ourgeography ( 地理 ) teachertoldustheeartharoundthe sun．
A．goes B．go C．went D．going
Key：1．C 2．B 3．C 4．C 5．C 6．B 7．C 8．A
