I doubt Sam will be the new chairperson of the Students’ Union. I don’t think he’d be able to organize things well.
My uncle says that it’s his duty ________the patients.A. save B. to save C. Saving
As we know, ________ is good exercise and it is necessary for health.A. walk B. walks C. walking
—Must I finish my homework before I go home?—No, you ________. But you ________ finish it before tomorrow.A.mustn’t, mustB. needn’t, mustC. needn’t, mustn’t
—Must we keep the window________ all the time? —No, you don’t have to.A. open B. opened C. Opening
James is _______ boy.A. a 18-month-oldB. an 18-months-oldC. an 18-month-old