－Lucy, you speak(说) Chinese very well（好）.

            －Oh, really? __________.

            A．Thank you   B．I’m sorry   C．That’s OK  D．You’re welcome

－I'm too nervous to give a talk in front of so many people.

    _______, Lucy. You can do it.

A. Come on        B. That's great         C. You're right       D. That's true

补全对话。

根据对话内容及上下文，在空白处填入适当的词，使对话意思完整。每空一词。

Lucy: Mum, can you see my pencil?

Mother: No, I can’t . What is that on the desk?

Lucy: Let me see . It’s my pen.

Mother:   1.     is your pencil-box?

Lucy: Oh, my pencil-box is in my bag.

Mother: Where is your bag?

Lucy: I can’t see.

Mother: Is it on your desk?

Lucy: No, it 2.    .

Mother: Look! Lucy. It’s over there.

Lucy: Where?

Mother: Behind the door.

Lucy: Oh, it’s here. I can_    3.     it.

Mother:    4.     your pencil in your pencil-box?

Lucy: Yes, it is.

Mother: Lucy, you must look   5.     your things.

Lucy: Thank you very much, Mum.