Ourteachershavebeenwithusfornearlythreeyears
来源:语文精选馆 1.71W
问题详情:
Our teachers have been with us for nearly three years ___ we came to junior high school. We should thank them for what they have done for us.
A. until B. before C. since
【回答】
C
知识点:连词
题型:选择题