What do you wear ________ hot days?
A.at B.on C.in
【答案】B
【解析】在特定的某天用介词on。
What do you wear ________ hot days?
A.at B.on C.in
【答案】B
【解析】在特定的某天用介词on。
上一篇：Remember _______off the lights when you leave the room.
下一篇：Today it will be very cold _____strong northwest wind.