23（）

单项选择题According to this passage, when cherries leave the picking machines, they()

A．are on the belts, fresh and pretty
B．are soaked in a large container of water
C．are in heavy sheets, unwashed and dirty
D．have been put into plastic boxes, fresh and clean

单项选择题Carl came back to our city to （）.

A．take his summer vacation
B．look after his grandpa
C．swim in the river
D．know what happens