We're going to _____our first trip__ this Sunday.a.on,in b.have,on c.on,/ d.in,/
问题描述：
We're going to _____our first trip__ this Sunday.a.on,in b.have,on c.on,/ d.in,/
答
B
答
We're going to __have___our first trip_/_ this Sunday.
We're going ___on__our first trip_/_ this Sunday
答
选b
on 加星期几 固定搭配 on sunday
前面类似于have a trip 固定搭配