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

Câu hỏi

It was his own fault, but I couldn’t help_______sorry for him.

A. feeling

B. to feel

C. having felt

D. to have felt

Đáp án
A. feeling

Câu hỏi thuộc Bài tập:

E11- GS- Unit 4- Practice 6