Question

【题目】We should save every drop of water. Remember to _______ the tap(水龙头) after you finish washing.
A.turn on
B.turn off
C.turn up
D.turn down

Answer 1

【答案】B
【解析】turn on打开；turn off关闭；turn up开大，调高；turn down开小，调低。句意：我们应该节约每一滴水。洗刷完毕后要记得关闭水龙头。