15.　 1) I want to buy the same watch ______ you are wearing.

2) This is the same watch _____ I lost in the hotel.

A. as　　　 B. that　　　 C. which　　　 D. who

14.　 1)The only spade, with ____ we planted trees, is missing.

2) The only spade ____ we planted trees with is missing.

A. which　　 B. that　　 C. whose　　 D. whom

13.　 1) Beijing is the most beautiful city, ____ has a population of over 10,000,000.

2) Beijing is the most beautiful city ____ I have ever visited.

3) Beijing is the most beautiful city, ____ I spent my last summer holiday.

A. which　　 B. that　　 C. where　　　 D. as

12.　 1) The doctor, _____ help the engineer managed to invent a new instrument, was praised.

2) The doctor, _____ helped the engineer manage to invent a new instrument, was praised.

A. that　　 B. with whose　 C. who　　 D. whom

11.　 1) Is this the factory _____ you visited last year?

2) Is this factory _____ you visited last year?

3) This is the factory _____ he works.

4) This is the factory _____ we paid a visit yesterday.

A. where　　 B. that　　 C. the one　　　 D. to which

10.　 1) _____ leaves the room last ought to turn off the lights.

2) _____ who leaves the room last ought to turn off the lights.

3) _____ who leave the room last ought to turn off the lights.

A. Anyone　　 B. Who　　 C. Those　　 D. Whoever

9.　　　 1) The soldiers left the village _____ they arrived yesterday evening.

2) The soldiers started from the village _____ they stayed yesterday.

A. on which　 B. that　　 C. at which　　 D. where

8.　　　 1) It was in 1969 _____ two Americans got to the moon by spaceship.

2) It was 1969 _____ two Americans got to the moon by spaceship.

A. which　　 B. when　　 C. that　　　 D.as

7.　　　 1) It was eleven o’clock _____ they went out of the cinema.

2) It was at eleven o’clock _____ they went out of the cinema.

A. which　　 B. that　　 C. when　　 D. on which

6.　　　 1) Galileo collected facts _____ proved the earth and all the other planets move around the sun.

2) Galileo collected facts _____ the earth and all the other planets move around the sun.

A.that　　 B. which　 　C. 不填　　　 D. A and B