大卫给你打电话了吗Did David call you?这里没有卫生间There is no toilet here.我想办理一张卡I want to apply for a card.路上注意安全，到家告诉我Take care on the way and call me as soon as you arrive home .
1Have you got a call from David?2The toliet can't be available here.3I want to apply for a card.4Take care on the way,call me as soon as you arrive at home
