The plane here for ten minutes already.

A. has arrived B. has stopped C. has come D. has been

When the teacher came in , the students about the new film .

A. are talking B. were talking C. talked D.talking

Have you returned the book to the library ____?

--- Yes, I have ____ returned it.

A. yet, yet B. already, already C. already, yet D. yet, already

This is a cheap and simple process(过程), ____ ,there are dangers.

A. but B. so C. because D. However

My brother has never been late for work, __________?

A. is he B. isn’t he C. has he D. hasn’t he

Italy is famous for ________.

A. the Eiffel Tower B. the Tower Bridge

C. the Leaning Tower of Pisa D. The Little Mermaid

He is a teacher. He has been a teacher ____ 1990.

A. in B. until C. since D. For

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

A. no, to rest B. none, to rest C. no, resting D. none, resting

He fell off the bike ________.

A. while he rode B. while he was riding C. while he is riding D. while on bike

It takes him too much time __basketball. He should spend more time __his homework.

A. to play, to do B. playing, doing C. to play, doingD. playing, to do