II. Choose the best answer to fill in the blank. 6. If we go ___________ , littering, the environment will become seriously polluted. A.to B. on C.out D. off 7. She rarely goes to work late, ____________ ? A.isn’t she B. does she C.is she D. doesn’t she 8. Hoa: I suggest taking showers instead of baths to save energy. - Lan: ______________________. A. That's a good idea B. OK. I don't want to C. Great ! Don't do that D. Well done! 9. Henry’s mother has just gone abroad. _________ , he has to look after himself. A. Therefore B. so C. However D. Moreover 10. ……… by the sea, the country has the advantages of having a large coastal area. A. Situating B. Stood C. Locating D. Located 11. Bill Gates, ______ is known as the king of computer programmes, is famous for his charitable work. A. that B. who C. which D. whose 12. Louis is virtually bilingual______Dutch and German. A.on B. in C. for D. with 13. Television is an _________ means of communication. A. natural B. alternative C. ineffective D. effective 14. Tom suggested _________ to eat. A. go out B. going out C. to going out D. going on 15. Nam is a __________ cyclist. He often has accidents. A. carefully B. carelessly C. careful D. careless

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