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A. skill B. fine C. dinner D. since

BÀI TẬP ÁP DỤNG 1. You are not allowed to take photos in the museum.

A. You may take photos in the museum. B.. You should take photos in the museum. C. You mustn’t take photos in the museum. D. You needn’t take photos in the museum. 2. I’m certain that Joe attended the ceremony as he can vividly recount the event.

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A. Joe could have attended the ceremony as he can vividly recount the event. B.. Joe must have attended the ceremony as he can vividly recount the event. C. Joe mightn’t have attended the ceremony as he can vividly recount the event. D. Joe needn’t have attended the ceremony as he can vividly recount the event. 3. I thought it was not necessary to book tickets for the film in advance, but I was wrong. A. I needn’t have booked tickets for the film in advance.

B.. I couldn’t have booked tickets for the film in advance.

C. I should have booked tickets for the film in advance.

D. I must have booked tickets for the film in advance.

4. I’m sure that they had practiced hard for the games as they won a lot of medals

A. They couldn’t have practiced hard for the games as they won a lot of medals B. They must have practiced hard for the games as they won a lot of medals C. They shouldn’t have practiced hard for the games as they won a lot of medals D. They might have practiced hard for the games as they won a lot of medals. 5. It was wrong of you to criticise your son in front of his friends. A. You could have criticised your son in front of his friends. B.. You must have criticised your son in front of his friends. C. You mightn’t have criticised your son in front of his friends. D. You shouldn’t have criticised your son in front of his friends.

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