WHEN MY MOTHER IS BUSY PREPARING DINNER, MY FATHER OFTEN GIVES A HA...

3. - CÁC ĐỀ KT 12
CÁC ĐỀ KT 12

3. When my mother is busy preparing dinner, my father often gives a hand …… tidying the living room

A. on B. with C. for D. about 3 ……