WE CAN RAISE OUR HAND SLIGHTLY TO SHOW THAT WE NEED ASSISTANCE .A....

36. - KIEM TRA 1TIET SO 1 TRON 4 DE
KIEM TRA 1TIET SO 1 TRON 4 DE
36. We can raise our hand slightly to show that we need assistance .A. communication B. help C. attention D. food and drink