You ______ Tom yesterday. He’s been on business for a week now.
B. could not have seen
Đáp án B.
Ta có:
- must (not) have done sth: chắc hẳn đã làm gì (đã không làm gì)
- could (not) have done sth: có thể (không thể) đã làm gì (dùng cho quá khứ)
- may (not) have done sth: có thể (không thể) đã làm gì (chỉ khả năng xảy ra)
- can (not) have done sth: có thể (không thể) đã làm gì (dùng cho hiện tại, tương lai)
Dịch: Bạn không thể đã gặp Tom hôm qua được. Cậu ấy đi công tác cả tuần rồi.
Smoking is extremely detrimental to health, _____ many people continue to smoke anyway.
Many years ago, black children were _____________ to discrimination in many schools.
The authorities recommend that the meeting _____________ next Monday.
Her husband is very kind. He always cares _____ her and never puts all of the housework her.
As a small boy, he used to _______ alone in the house for an hour or two.
The archaeological excavation _____ to the discovery of the ancient city lasted several years.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We decided to spend ______ summer in ______ seaside town.