Those boys didn’t start the work ________ their teacher came back.

A. until        B. while

C. as soon as    D. if

He fell off the bike ________.

A. while he rode              B. while he was riding

C. while he is riding        D. while on bike

The students were all tired but ________ of them stopped ________.

A. no， to rest    B. none， to rest

C. no， resting    D. none， resting

—Can I see the headmaster at the moment， please ?

—I'm afraid not. He ________ out. He ________ in 10 minutes.

A. goes; comes

B. gone; came

C. will go; will come

D. has gone; will come back

Italy is famous for ________.

A. the Eiffel Tower                  B. the Pyramids

C. the Leaning Tower of Pisa          D. The Thames River

There __________ great changes in our hometown in the past fifteen years.

A. has been    B. have been

C. was         D. were

We spend as much time as we can ______ English.

A. read    B. to read

C. reading    D. have read

Not only this boy but also the girls __________ Hawaii before in our class.

A. have been to    B. has been to

C. have gone to    D. has gone to

My brother’s never been late for work， __________?

A. is he    B. isn’t he

C. has he    D. hasn’t he

London， __________ capital of _________ UK， is a modern city.

A. the， the    B. a， a

C. a， the      D. the， a