Unit 10  By the time I got outside??

      the bus had already left.

Section??A 

?????????????????????????????

1.Had they g________ up by the time I came back home?

2.I was late for school because I o________ this morning.

3.Don??t forget to l________ the door when you leave.

4.Did you see who ________ (????) the window?

5.They are going to ________ (??) up the stairs.

?????????????????????????

1.He told me he ________ (fly) to Hainan three times before.

2.Before Sonia became a teacher, she ________ (be) a nurse for two years.

3.I ________ (feel) very tired when I got home, so I ________ (go) to bed soon.

4.I forgot ________ (meet) him in Beijing 3 years ago. But he still remembers me.

5.The bus ________ (break) down halfway, so I had to walk to school yesterday.

????????????

(????)1.??Sorry, Mr.Green.I ________ my English book at home.

          ??That??s OK, but don??t forget next time.

        A.forgot          B.forget

        C.left            D.kept

(????)2.By the time my mother returned from morning exercise, I ________ on the way to school.

        A.was                  B.had been    

        C.has been              D.am

(????)3.When they arrived at the station, the bus ________ already ________ for ten minutes.

        A.has; left             B.had; left 

        C.had; been away      D.has; been away

(????)4.??How was your yesterday??s exam?

          ??Too bad. ________ I got to school, it had already started.

        A.By time          B.At time        

        C.By the time      D.At the time