1. —They are testing the 3D printer. Don’t you come and see it? —What??_________??????????????????????
A. Where is it displayed?
B. It really matters.
C. That’s fine.


2. —?What do you want to be? — _________?????????????????????.?
A. I want to have a cup of coffee.
B. I want to be honest.
C. I?would study computer science?than dancer.


3. —?Do you?like that technology exhibition? — Yes, I?like it very much. _________?????????????????????.?
A. It finally comes true.
B. It shows me the impressive magic power of 3D printing.
C. It is a good chance.


4. 3D printing is just at the beginning stage. It is not ____.
A. mature
B. ripe
C. grown


5. 3D printers have spread from labs to industrial?factories, ____?they are being cheaper and cheaper.?
A. so
B. and
C. yet


(责任编辑：admin)要这答案加QQ：800020900 或加微信：vq800020900 获取