The weather was bad and the food was terrible , ___the holiday was very disappointing .

A. Altogether        B. Though            C. Otherwise          D. Since

. ______ understanding the challenges faced by the world’s poorest people can we expect a new future

free of extreme poverty and hunger.

  A. On                       B. Through                   C. Only                        D. Only by

．__________, we would not have achieved so much.

   A. If they didn’t help us                       B. If it hadn’t been their help

C. Weren’t it for their help                  D. Had it not been for their help

—Have you read a book called Waiting for Anya?

  --Who ___it ?

 A. writes  B. has written  C. wrote  D. had written

—Did Jack come back early last night?

—Yes, It was not yet eight o’clock _____ he arrived home.

A. before              B. when                       C. that                  D. until

Gun control is a subject _________Americans have argued for a long time.

A. of which   B. with which       C. about which      D. into which

.Not far from the club,there is a garden,it’s owner_____in it ____bridge to with his children every afternoon.

A.seated ,plays         B. seats ,plays    C. seated ,playing       D. seats ,playing

.He must be helping the old man to water the flowers, _____?

   A.is he      B.is’t he    C.must he   D.mustn’t he

 _____twice, the postman refused to deliver our letters unless we chained our dog.

A.Being bitten  B.Bitten    C.Having bitten   D.To be bitten

Ladies and gentlemen, please remain________until the plane has come to a complete stop.

A.seated      B.seating     C.to seat      D.seat