5.　　　 An earthquake left the whole city / town in ruins.

4.　　　 Don’t go skating today-there are dangerous cracks in the ice.

3.　　　 There is a small bookstore at the end of the street.

2.　　　 The big fire destroyed two thirds of the building.

1.　　　 The road (that/which is) being built will be 80 metres wide.

1. of → to　 2. little → well/ highly　 3. in → of　 4. is → am 5. from → of　　 6. stood → standing　 7. burying → buried 8. had → been　 9. it去掉　 10. risen → raised

5. My grandparents live in a house, which is more than 100 years old.

b. whose, who/ that/ whom, that, who/ whom/ that, which/ that, that/ which, the one, which/ that, whom,　 whose

4. Betty, who has never been abroad, is studying English very well.

3. I know the student whose article was published.

2. Yesterday Emily was wearing the new dress that/ which I gave her.