15 câu Trắc nghiệm Unit 1 Vocabulary and Grammar

Hoa ____ feed the cats because her mother has done it already. A. has to B. doesn't have to

14/15

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Hoa ____ feed the cats because her mother has done it already.

has to

doesn't have to

must

Both A and C

Giải thích

Đáp án: B

Dịch nghĩa: Hoa không phải cho mèo ăn vì mẹ đã làm xong rồi.