1.   On the first of next month, John ______ for that computer company for five years.       A. will work                                                           B. will be working       C. will have worked                                              D. would have worked 2.   Those trees ______ last month. Now they ______.       A. planted / grow                                                   B. have planted / are grown       C. are planted / are being grown                           D. were planted / are growing 3.   ______ when the earthquake ______ last week?       A. What did you do / would start                          B. What had you done / has started       C. What have you done / starts                             D. What were you doing / started 4.   Jenny’s engagement diamond ring is enormous! It ______ a fortune.       A. can be costing             B. should be cost          C. must cost                  D. cannot cost 5.   You look a bit confused ______ I help you?       A. Would                         B. Can                           C. Needn’t                    D. Should 6.   I am absolutely sure. They ______ yesterday. I saw their ticket.       A. should have arrived                                          B. must have arrived       C. must be arriving                                                D. might have arrived 7.   I would rather you ______ harder and more carefully.       A. work                            B. to work                     C. working                    D. worked 8.   The advertiser promised ______ us the new brochure as soon as it is available.       A. send                             B. to send                      C. sending                    D. sent 9. Mr. Pike avoids ______ the car whenever possible, especially in big cities.       A. take                             B. to take                      C. taking                       D. taken 10. I can give you neither an opinion ______ any advice.       A. or                                 B. but                            C. nor                            D. and 11. John read the book, ______ did not understand it.       A. and                              B. but                            C. or                              D. moreover 12. He walked up to the door ______ knocked.       A. and                              B. otherwise                 C. but                            D. so 13. Annie and I ______ to join you.       A. am going                     B. is going                    C. has gone                   D. are going 14. Either my mother or my sisters ______ to the meeting.       A. was coming                 B. comes                       C. has come                  D. are coming 15. The movie, including all the previews, ______ about two hours to watch.       A. takes                            B. take                          C. have taken                D. were taking 16. There are ______ that make children more likely to be wakeful at night.       A. several different factor                                     B. several different factors       C. a great deal of different factors                        D. a great deal of different factor 17. There are not ______ on the pavement.       A. much trees                  B. many trees               C. a lots trees                D. a lot of tree 18. He lost ______ his money at a casino in Las Vegas.       A. all                                B. any                           C. a number of             D. no 19. The situation will be better, ______?       A. isn’t it                          B. does it                      C. won’t it                    D. will they 20. ______ laptop is it?       A. Which                         B. What                        C. Whose                      D. Who