1.-I’m sorry I didn’t nake it a your pany last night
- _______________,I know you’er busy these dnys
A.of course
B. no kidding
C. that’s all night
D. don’t mention it
2.Experts think thyat _______________recently discovered painting may be_____________Picasso
A. the ;不填
B. a ;the
C. a;不填
D. the;a
