III. Look at each sign or notice. Choose the best answer (A, B, C or D) that matches its meaning.

Câu hỏi

What does the sign mean?

Đáp án
C. No plastic bag is allowed here.

Câu hỏi thuộc Bài tập:

FRIENDS PLUS 9 - ĐỀ KT THAM KHẢO - UNIT 2 – PRACTICE TEST 2