Tom gave Helen an apple in exchange for a piece of cake.
汤姆用一个苹果和海沦换一块蛋糕。
Do you usually work at the restaurant after school?
你通常在放学后在餐厅工作吗?
'So long as there's something to identify, we will give people their money back,' said a spokeswoman for the Bank.'Last year, we paid $1.5m on 21,000 claims.