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

______ I was really tired ,I couldn’t sleep.

A. Even though

B. So

C. Therefore

D. Because of

Đáp án
A. Even though

Câu hỏi thuộc Bài tập:

E9- Vào 10- Đề ôn 29