Though he tried hard, he didn't succeed.

A. However he tried hard, he didn't succeed.

B. However hard he tried, he didn't succeed.

C. However he didn't succeed hard, he tried hard.

D. However he tried hard, but he didn't succeed.

Đáp án
B. However hard he tried, he didn't succeed.

Câu hỏi thuộc Bài tập:

MODULE 21: CONJUNCTIONS (Exercise 2)