Viết lại câu (3)

Bill paid them a lot of money for that job, but it wasn’t necessary.

• A. Bill may not have paid them a lot of money for that job.
• B. Bill might not have paid them a lot of money for that job.
• C. Bill needn’t have paid them a lot of money for that job.
• D. Bill couldn’t have paid them a lot of money for that job.

Anna bought two cars a month, but it wasn’t necessary.

• A. Anna might not have bought two cars a month.
• B. Annn couldn’t have bought two cars a month.
• C. Anna needn’t have bought two cars a month.
• D. Anna couldn’t have bought two cars a month.

George invested nearly 5 billions in building that house, but it wasn’t necessary.

• A. George may not have invested nearly 5 billions in building that house.
• B. George couldn’t have invested nearly 5 billions in building that house.
• C. George might not have invested nearly 5 billions in building that house.
• D. George needn’t have invested nearly 5 billions in building that house.

Nancy managed to finish all her work yesterday, but it wasn’t necessary.

• A. Nancy might not have managed to finish all her work yesterday.
• B. Nancy may not have managed to finish all her work yesterday.
• C. Nancy needn’t have managed to finish all her work yesterday.
• D. Nancy couldn’t have managed to finish all her work yesterday .

Sue left this company to find a new job, but it wasn’t necessary.

• A. Sue may not have left this company to find a new job.
• B. Sue might not have left this company to find a new job.
• C. Sue mustn’t have left this company to find a new job.
• D. Sue needn’t have left this company to find a new job.

Mary invited her ex-husband to her wedding party, but it wasn’t necessary.

• A. Mary may not have invited her ex-husband to her wedding party.
• B. Mary needn’t have invited her ex-husband to her wedding party.
• C. Mary might not have invited her ex-husband to her wedding party.
• D. Mary couldn’t have invited her ex-husband to her wedding party.

The teacher wrote ten examples on the board ,but it wasn’t necessary.

• A. The teacher may not have written ten examples on the board .
• B. The teacher might not have written ten examples on the board .
• C. The teacher couldn’t have written ten examples on the board .
• D. The teacher needn’t have written ten examples on the board .

There was a lot of fun at yesterday’s party, but you didn’t come.

• A. You must have come to the party yesterday.
• B. You should have come to the party yesterday.
• C. You might have come to the party yesterday.
• D. You could have come to the party yesterday.

Sally washed the tomatoes again, but it wasn’t necessary.

• A. Sally needn’t have washed the tomatoes again.
• B. Sally mustn’t have washed the tomatoes again.
• C. Sally might not have washed the tomatoes again.
• D. Sally may not have washed the tomatoes again.

I’m sure the exam was difficult.

• A. The exam might have been difficult.
• B. The exam must have been difficult
• C. The exam need have been difficult.
• D. The exam should have been difficult much.