1. Adverbial clauses of time 边学彦

2.  一、 when while as  1 ． when  1)When I lived there ， I used to go to the seashore on Sundays.  2)When the movie ended, the people went home.  be doing ……when be about (to do )……when  be on the point of doing…when

3.  3)We were having a meeting when someone broke in.  4)We were about to set off when it began to rain.  5)We were on the point of watering the flowers when it rained.

4.  2.while  6)While others are working, please do not talk so loud.  7)While I was wondering at this, our headmaster took his place.  8)Strike the iron while it is hot.  9)He likes pop music while I am fond of folk songs.  3.as

5.  10)John sings as he works.  11)As I entered the room, he looked me kindly without scolding  12)As the living standard improves, more and more people have cars of their own.  13)With the living standard improving, more and more people have cars of their own.

6.  二、 as soon as … the moment/minute/second/instant  immediately/directly/instantly hardly/scarcely….when  no sooner …..than  14)The moment I heard the news, I jumped with joy.  15)The boy burst into tears immediately he saw his mother.  16 He had hardly got home when it began to rain.

7.  三、 till until not ….until  17)He remained there till/until she arrived.  18)A man can fail many times, but he is not a failure until he began to blame somebody else.  19)I had no idea of it until you told me.  Not until you told me did I have any idea.

8.  It was not until you told me that I had any idea.  四、 before since  20)We had sailed four days and nights before we saw land. （ …. 之 后才 …… ）  21)The roof fell before he had time to dash into the room to save his boy.( 还没 …. 就 )in the past few days years months

9.  22)Please write it down before you forget it. （趁还没）  23)We have not seen each other since 2000/he left school.  24)I have not heard from Tom since he lived in Seattle.  25)----Are you still smoking?  ------No, It is three years since I smoked.

10.  固定句型  It be 时间段 before  26)It was three years before he came back.  27)It was not long before he sensed the danger of the position.  28)It will not be long before we meet again.

11. It be(is/has been) 时间段 since 29)It is /has been eight years since I graduated from university. lived in Shanghai. 30) It is /has been half a year since she lived in Shanghai. 五、 once by the time 31)Once you understand this rule, you will have no further difficulty. 32)Once you have decided to do something, you should do it well.

12.  33)By the time she arrived at the station, the train had left.  34)By the time she arrives, the meeting will have started.  六、 the first/last time every/each/any/next time  35)Each/Every time I was in trouble, he would come to help me out.  36)The first time I climbed onto the wall, I felt nervous.

13.  37)The last time she saw James,he was lying in bed.  38)Next time you come, do remember to bring son here.  EXX:1.____ time went on, the whole forest was almost destroyed. The green hills have gradually changed into wasteland.  A. With B. Since C. While D. As  2.I felt like a fish out of water ____I arrived in the UK.  A. first time B. for the first time C. the first time D. by the first time

14. 3.Hardly ___closed my eyes ___I began to make this fantastic dream. A.did I ;than B.had I;when C.I had;when D.I did;then 4.He was about halfway through his meal ___ a familiar voice came to his ears. A.why B.where C.when D.while

15.  5.We thought there were 35 students in the dining hall,___, in fact,there were 40. A.while B.whether C.what D.which  6.You can not have this football back ___you promise not to kick it to my cat again.”the old man said firmly.  A.because B.since C. when D.until  7.That was really a splendid evening. It’s years ___ I enjoyed myself so much.  A.which B.that C.who D.since