(完形填空）

Jack: Oh, my pen isn’t in my pencil case. (1) ?

Ann: Is this your pen, Jack?

Jack: No, it isn’t. (2) is black. I think it’s Jim’s.

Ann: Hello, Jim! (3) .

Jim: Thank you. But I have a black pen in my pencil case. Whose（谁的） is it?

Jack: It’s my pen. (4) puts it in your pencil case?

Jim: (5) , I don’t know.

Jack: (6) , what are those?

Ann: They’re birds, I think.

Jim: Are they (7) the tree?

Ann: No, they (8) . They’re in the box. There are four birds in (9) .

Jack: A man is under the tree. Maybe（可能） they’re (10) birds.

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)