The campers ____ the tent first, and bui
题型:选择题
问题:
The campers ____ the tent first, and built the fire outside it. [ ]
A. set out
B. set off
C. set down
D. set up
The campers ____ the tent first, and built the fire outside it. [ ]
A. set out
B. set off
C. set down
D. set up