— ____ will your father be back?— In a week.
—What did your son say in the letter? —He told me that he __________ the Great Wall the next day.
—How often ______ your school sports meeting ______? — Once a year.
----Whose book is this? ----It _______ our geography teacher’s. You see, his name is on it.
– Must I return this book tomorrow? -- No, you _______. You can keep it until next week A can’t B. needn’t C. mustn’t D. shouldn’t
There's only one day to go. You _____ finish your schoolwork by tomorrow.