1.It takes a short time to walk there.(反义句）2.They are going to have a trip.A.four day
问题描述：
1.It takes a short time to walk there.(反义句）2.They are going to have a trip.A.four day
C.four-daysD.four days B.four-day 3.I take the bus home.A.to B./ C.for 4.He often takes thesubway to work.(同义句）
答
1.It takes a long time to walk there.
2.B four-day 为形容词,修饰trip,意思是：四天的
3.B home前省略介词to,再如：go home
4.He often goes to work by subway.