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

Câu hỏi

You know there is no point in _______ about the past - after all, you can’t change it, can you?

A. to worry

B. having worried

C. to be worrying

D. worrying

Đáp án
D. worrying

Câu hỏi thuộc Bài tập:

E11- GS- Unit 4- Practice 6