高三英语一轮复习---情态动词复习题（二）

情态动词练习题（二） 一、单选题 1.—Shall we have a smoke here? —No, we _____ because this is gas station and the worker is carrying some petrol. A. can't                                B. needn't                              C. mustn't                                D. won't 2.—This wall of air is an effective answer to the problem and it ______ work. —But it is a question to put such a wall of air around the statue. A. may                                  B. must                            C. should                                  D. could 3.According to the school rule, no student ________ go out during the class without the teacher's permission. A. could                                  B. need                             C. shall                                  D. would 4.I ______ tell you with certainty that he won't be able to finish it before the deadline. A. will                                     B. must                                 C. ca