Hỏi đáp Unit 3 Tiếng Anh lớp 12 phần Language Focus

A. give                          B. giving                       C. to give                      D. gave

A. has discovered                                               B. discovered

C. must have discovered                                    D. should have discovered

A. has drowned            B. ought to drown        C. could have drowned D. might drown

A. must                         B. do not have to          C. mustn't                     D. needn't

A. had better not/ cannot

B. needn't/ would rather not

C. ought to / cannot  

D. do not have to/ should not

A. needn't                     B. must                         C. should not                D. might

A. must have returned                                        B. should have returned

C. cannot have returned                                     D. needn't have returned

A. may have worked    B. should have worked C. must have worked    D. should be working

A. should have been/ shall                                  B. could lie/ must

C. must be lying/ can                                          D. had to be lying/ will