I. Choose A, B, C, or D to complete the sentences.
1. We have to get the pipes checked by a ......................
2. Auld lang Syne is a song ......................... is sung on New Year’s Eve.
3. What are you looking ..................? My pencil. I’ve lost it.
4. Can you turn .................... the light? It’s too dark.
5. If we plant more trees along the streets, we …………….. the amount of pollution in the atmosphere.
6. In winter, heating …………………….. for 50 percent of our electricity bill.
7. The singer sings very ...................................
8. I suggest ................................ to the movies.
9. My parents go out so I have to ........................................... my house.
10. If there were flying saucers, there ……………….. traces of their landing.
