阅读英语短文完成练习（买袜子）
A young man goes to the city and buys himself a pair of socks．When he comes back home,he goes to his room and tries them on．He finds they are in different colour$．One is blue and other is green．He goes into the kitchen．His mother and his sister are cooking dinner．He says to them,"The new socks are in different colours．I should make them in the same colour．Would you like to do this for me?"His mother and sister are busy and they don’t say anything．When his mother finishes cooking,she goes to her son’s room and makes the green sock in blue．She comes back without saying a word to her son．After supper,his sister goes to her brother's room and makes one blue sock in green without saying anything to anyone．　
1、The young man buys the socks,and then____.
A、he buys a ticket　
B、he comes back home　
C、he tries them on at once　
D、he puts them on at once　
2、No one answers the young man because____.
A、they don’t want to help him　
B、they want to help him without telling him　
C、they are busy at that time　
D、they are very lazy　
3、His mother changes the colour of one sock____.
A、before cooking　
B、when she finishes cooking　
C、after supper　
D、before she goes to bed　
4、__is the last one to change the sock’s colour．　
A、The young man　
B、His mother　
C、His sister　
D、His father　
5、At last the socks are ____.
A、in blue　
B、in green　
C、in white　
D、in different colours