We have been studying German __________ we entered the school.
A: as
B: since
C: while
D: ecause
A: as
B: since
C: while
D: ecause
举一反三
- We have been good friends ______ we met at school. A: since B: B. before C: C. from
- Since we graduated from college, we have been ________ for years.
- “____ each other for a long time?” “Yes, since we were at school.” A: Have you known B: Do you known C: Have you been knowing
- 选择正确的词填空We've been friends ___ we met at school. I haven't seen you ___ a long time. A: since; for B: for; since C: for; for
- We have been good friends ______ we joined the same ping-pong team. A: after B: since C: before D: until