第一节。词语释义(5分)
( )21.All the staff welcome her to their factory.
A.workers B.actors C.managers D.chefs
( ) 22.You should bow when you meet someone in Japan for the first time
A.hab better B.would rather C.are supposed to D.have to
( ) 23.We tried to keep the party a surprise for my mother but my sister let the cat out of the bag.
A.kept a secret B.let her know C.gave her a cat D.bought her a bag
( )24. Everyone may make mistakes at times.
A. All the time B.from time to time C.always D. Never