1. He......her since last year.
A.meets
B.to meet
C.has met
D.met
2. If we....... onelectricity,there will be power cuts
A.aren't economize
B.don't economize
C.economy
D.economizes
3. I hope he......his homework before we.....back
A.finish-get
B.finished-got
C.will finish-will get
D.will finish-get.