The computer is ________ to be one of the greatest inventions of the 20th century．

　 A．considered　 B．regarded　 C．expected　 D．suggested

— Nancy sat in the front seat on the left side of the room.

—Oh? I thought she _________ in the back.

A. sat   B. had sat     C. is sitting    D. has sitting

________that the lights are turned off when you leave the classroom.

A．Make sure　　 B．Be sure　　 C．Make sure of D．Be sure of

The old house we paid a visit _____ at the top of the hill.

A. standing　　　　　　　　 B. to stand

C. to standing　　　　　　　 D. to stands

A big step　　　 to strengthen China’s health care systems since we launched an effort in 2008.

A．has been taken　　　　　　　 B．is being taken　 C．was taken　　　　 D．had been taken

This pretty little Russian girl ______big, blue eyes is Linda’s cousin.
  A. having     B. of     C. with      D. in

I think he is one of the _________ men you’ve ever found.

A.better　　　　 B.best　　　 C.good　　　 D.well

It was ___ he came back from Africa that year ___ he met the girl he would like to marry.

　 A. when; then　　　　 B. not; until　　　 C. not until; that　　　　　　 D. only; when

The cloth ___________ fine, but _____________ well.
A. looks; doesn't wash               B. looks; isn't washed
C. is looked; doesn't wash            D. is looked; isn't washed

Scientists generally agree that the Earth will exist _____it has done in the past.

A. as long as　　 B. as much as　　 C. so long as　　 D. as well as