题目内容：

补全对话

Mary: I called you at 7:00 last night and you didn’t pick up.

1.?

Jack: Oh, I was helping my mom in the kitchen.

Mary: I see. I called again at 8:00, and you didn’t

answer then either.

Jack: 2. Oh, I know.

When you called me, I was taking a shower.

Mary: But then I called again at 9:00.

Jack: Oh, 3.

Mary: So early? That’s strange.

Jack: Yeah, I was too tired. 4.

Mary: I needed help with my homework. 5.