chopsticks是单数还是复数
chopsticks意为筷子，一般都是复数,用a pair of chopsticks一双筷子。
They gave each person a pair of chopsticks, a soup bowl, and a rice bowl on a plate.
他们给每人一双筷子、一个汤碗和盘子上的一个饭碗。
例句
Do you know how to use chopsticks?
你会用筷子吗？
We still lack a pair of chopsticks.
还少一双筷子。
Hearing that there was an emergency case, the doctor put down his chopsticks and left at once.
听说有急诊，医生撂下筷子就走。
He\'s not very skilful with his chopsticks [ at using chopsticks].
他用筷子不大熟练。