We are looking forward _______next sunday.A go on a trip B to go on a tripC going on a trip D to going on a trip

问题描述:

We are looking forward _______next sunday.
A go on a trip B to go on a trip
C going on a trip D to going on a trip

D to going on a trip

D 这里 TO是介词 所以要用动词 ing

选D
look forward to 是一个固定的搭配,其中to是介词,因此后面跟V-ing形式,所以选D