I、單項填空(15小題,每小題1分,共15分)
1.——Have you seen____watch? I left it here this morning.
-I think I saw one somewhere.Is it____new one?
A.a; /
B.a; the
C.the; a
D.a; a
2.——What did you do yesterday afternoon?
——I went to the bookstore,____some books and visited my uncle.
A.to buy
B.bought
C.buy
D.buying