THEY PUT .... THE BLANKET AND LAID ... FOOD.A. IN/ON B. DOWN/OVER...

29. - ON THI TUYEN SINH 30 CAU TRAC NGHIEM
ON THI TUYEN SINH 30 CAU TRAC NGHIEM

29. They put .... the blanket and laid ... food.

A. in/on B. down/over C. down/out

D. on/in