261. It took Susan weeks to regain her _________ after a bad _________.
| A．strengthen… illness | B．strength…illness | C．strength…ill | D．strengthen…ill |
—I went to work on foot yesterday, though it _________ cats and dogs.—You __________ by bus. It was likely to get a cold.
| A．is raining; must have gone | B．rained; would go |
C．was mining; should have gone | D．have rained; could have gone |
Haven’t I told you that you __________ have the answer tomorrow morning?
| A．will | B．shall | C．should | D．would |
Jane’s pale face suggested that she ____ ill, and her parents suggested that she ____ a medical examination.A be; should have B was; have C should be; had D was; has
We ____ last night, but we went to the concert instead.A must have studied B might studyC should have studied D would study
I ______ have been more than six years old when the accident happened.
| A．shouldn’t | B．couldn’t | C．mustn’t | D．needn’t |