The couple _____ photo I took at the party were very pleased with it.

A. whose                      B. who                  C. which                      D. what

Since my retirement from teaching music in 2001, I _____ plenty of time painting as an artist.

A. have spent                B. spent                 C. had spent                 D. am spending

I don’t suppose anyone will be interested in the game, _____?

A. do I                         B. don’t I                     C. will they                   D. won’t they

_____ from lightweight materials, the robots are about the size of a human arm or smaller.

A. To build                   B. Being built         C. Having built              D. Built

The earth won’t be fit for us to live in _____ we go on polluting it.

A. even if                            B. if                      C. unless                      D. so

Alex said he had a wonderful book Emma _____ like, and that he’d be happy to lend it to her.

A. have to                     B. should               C. can                          D. might

When a storm is coming, most people leave the area _____ and head for safety.

A. as quick as possible                               B. as quickly as possible

C. as slow as possible                                D. as slowly as possible

I was the middle child of three, and there was a gap of five years on _____ side.

A. one                          B. either                C. both                         D. none

Linda grew into a lady _____ a talent for design and an even greater one for society.

A. by                           B. with                  C. in                                   D. for

在经济危机之中政府应该采取特殊对策，否则失业人数将持续增长。（unless）