MY UNCLE IS A ______ .HE OFTEN DOES RESEARCH IN HIS LABORATORY .A....

03. - CAU HOI ON TAP HK 2 TIENG ANH 9
Tiếng Anh CAU HOI ON TAP HK 2 TIENG ANH 9

03. My uncle is a ______ .He often does research in his laboratory .

A.science B.scientist C. scientific D. scientists