Part 1. Choose the best option (A,B,C or D) to complete the following sentences. 1. Can you turn …….. the lights? It’s too dark here. A. on B. off C. in D. for 2. I bought corn, potatoes …. cabbages at the market. A. but B. however C. or D. and 3. Ba is tired ………. he stayed up late watching TV last night. A. because B. so C. but D. therefore 4. You visited your grandfather last week, …………….? A. did you B. didn’t you C. do you D. don’t you 5. They are going to …………….the anniversary of their 50th wedding. A. celebrating B. celebration C. celebrate D. celebrated 6. ________ you study harder, you will get good grades in your exams. A. When B. However C. If D. Unless 7. We should take a shower instead of a bath to save........... A. electricity B. water C. solar energy D. gas 8. My friends come to stay_________ us _________ Christmas. A. to / at B. with/ in C. to / in D. with / at 9. It’s raining , ………….we can’t go to the beach. A. so B. however C. but D. and 10. It was hot, ........ I turned on the air conditioner. A. because B. so C. although D. but 11. We walked ......... half an hour to reach the village. A. at B. until C. for D. from 12. Mrs. Yen forgot to turn ......... the faucet when she left for work. A. on B. up C. down D. off 13. Mary got up early this morning ................... she wanted to go to school on time. A. because B. and C. or D. but 14. We should .............. all the electric appliances when we go out. A. turn on B. turning off C. turning on D. turn off 15. Mr and Mrs. Jackson ............................. in English for 30 years. A. has lived B. have lived C. lived D. live 16. The children laughed .............................. when they played games. A. happily B. happy C. unhappy D. happiness 17. You should ................. a dictionary to check the meaning of new words. A. to use B. use C. using D. used 18. Would you like ..................... to the movies with me tonight? A. to go B. going C. go D. went 19. My sister doesn't feel well, but I don't know what's the matter............... her. A. of B. for C. to D. with 20. I wish I ....................how to cure cancer some day. A. know B. knew C. would know D. had known