THE WORD THEY IN PARAGRAPH 4 REFERS TO __________. A. STAMP COLLECT...

3. - File thứ 1: Anh 11 giua ky 2
Tiếng Anh File thứ 1: Anh 11 giua ky 2

3. The word they in paragraph 4 refers to __________.

A. Stamp collectors

B. Small countries

C. The prices of rare stamps

D. Rare stamps