Đề thi giữa kì 1 Tiếng Anh 11 Thí điểm (có đáp án - Đề 1)

She did a funny little curtsy which Josh and Silver couldn't help __ at

13/30

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

She did a funny little curtsy which Josh and Silver couldn't help ____ at.

laugh

laughing

to laugh

to laughing

Giải thích

Đáp án B