II. Chọn đáp án đúng để điền vào chỗ trống 6. If you can give me one good reason for your acting like this, __________this incident again. A.  I will never mention          B. I never mention      7. If I had known you were asleep, I __________so much noise when I came in. A. didnt make                        B. wouldnt have made          C. wont make                        D. dont make 8. Unless you __________all of my questions, I cant do anything to help you. A. answered                            B. answer                    C. would answer         D. are answering 9. Had you told me that this was going to happen, I __________it. A. would have never believed            B. dont believe  C. hadnt believed                             D. cant believe 10. If Jake __________to go on the trip, would you have gone? A. doesnt agree                      B. didnt agree                        C. hadnt agreed        D. wouldnt agree 11. J:  John went to the hospital alone,       K: If __________,I would have gone with him. A. had he told me                   B. he had told me       C. he has told me        D. he would tell me 12. If you __________, I would have brought my friends over to your house yesterday to watch T.V, but I didnt want to bother you. A. had studied                        B-studied                    C. hadnt studied        D. didnt study 13. Peter: Did you need help with your Math last night?.       Mary: If I had needed, I __________you. A. would call                         B. called                      C. would have called D. will call 14. If someone __________ in to the store, smile and say, May I help you? A. comes                                 B. came                       C. come                       D. should come 15. Heres my phone number.       Thanks. Ill give you a call if I __________some help tomorrow A. will need                            B. need                        C. would need            D. needed 16. If I didnt work for an accounting firm, I __________in a bank now. A. work                                   B. will work                C. have worked           D. would work 17. The death rate would decrease if hygienic conditions __________improved. A. was                                     B. is                             C. were                        D. had been 18-The education in Japan __________if the basic principles of education had not been taken into consideration. A. would go down                                          B. would have gone down 19. If there __________, the rice fields could have been more productive. A. had been enough water                  B. were enough water C. would be enough water                  D. are enough water 20. The patient will not recover unless he __________ an operation. A. had undergone       B. would undergo                  C. undergoes               D. was undergoing