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

Câu hỏi

She was sick yesterday, _____ she was absent from school.

A. since

B. so

C. because

D. But

Đáp án
B. so

Câu hỏi thuộc Bài tập:

E9- Vào 10- Đề ôn 30