—Let's sing.—_______
A．OK. B．Here you are.
—What time is it?—__ ______
A．I'm in Class Five.
B．It's five o'clock.
—Happy birthday!—__ ______
A．That's OK. B．Thank you.
—How are you?—__ ______
A．I'm fine. B．I'm five.
看图，选择合适的选项补全对话。(30分)
A：Excuse me，Miss Liu.⑴______
B：It's twelve o'clock.
A: Oh，twelve o'clock！⑵______
Goodbye!
B：⑶______
A．Byebye!
B．What time is it?
C．Thank you.