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

A typical eco-tour often ______________ environmentally-friendly activities.

A. offers

B. includes

C. All are correct.

D. covers

Đáp án
C. All are correct.

Câu hỏi thuộc Bài tập:

E10- I-learn- Unit 9 (2)