完成对话，每空一个单词。

LI LEI: Look (1)______ this toy car. Lucy. It's a new car. Is it (2)______?

LUCY: No, it isn't. My car is (3)______ home. I think it's (4)______. He Can't find (5)______ car.

LI LEI: Excuse me, Jim. Is this (6)______ car?

JIM: Let me see. Oh, yes. It's (7)______.

LI LEI: Here you are.You must look (8)______ it.

JIM: Yes, (9)______ you, Li Lei.

LI LEI: That's (10)______.

将A3单元格中的公式“＝A1＋A2”复制到E3单元格时，E3单元格中的公式是（）。

A、＝A1＋A2

B、＝＄E＄1＋＄E＄2

C、＝E1＋E2

D、以上答案都不对