A.3D打印是一种以数字模型文件为基础,运用粉末状金属或塑料等可粘合材料,通过逐层打印的方式来构造物体的技术
B.北京航空航天大学在国际上率先研发的飞机钛合金大型复杂整体构件激光成型技术.是在3D打印领域的重大突破
C.3D打印正处行业创新活跃期,各地应鼓励竞争,尽快组织制定30打印发展路线图和中长期发展战略
D.我国从上世纪90年代起开始研发3D打印技术,基本与西方发达国家处于同一水平.研发出光固化、金属熔敷、生物制造等类型的3D打印装备和材料
第2题
A、Jack and I, shall we
B、Jack and me, shall we
C、Jack and I, will you
D、Jack and me, will you
第5题
听力原文:W: Is there anything interesting we can do this evening?
M: Shall we go to the cinema?
Q: What are they going to do?
(24)
A.Playing games.
B.Watch TV.
C.See a film.
第6题
听力原文:M: Shall we go to cinema this Friday?
W: No. Maybe we can do something else.
M: How about just having dinner together somewhere?
W: Great! That's a good idea.
M: What does the woman like to do?
(25)
A.To stay at home.
B.To go to the cinema.
C.To have dinner with the man.
第7题
We have arranged to go to the cinema on Friday, but we can be ______ and go another day.
A.probable
B.reliable
C.flexible
D.feasible
第8题
听力原文:M: What shall we do tonight?
W: How about the cinema?
M: That’s a good idea. We haven' t been there for ages.
W: What would you like to see?
M: Oh, I don't know. Spy Story?
W: Spy Story? That terrible, old film?
M: But it's got the prize in 1988.
W: But I've seen it before.
M: Well, we can first go to the cinema and then see what film we enjoy.
W: OK.
What are they talking about?
A.About the plan for tonight.
B.About a terrible old film.
C.About whether they will go to the cinema.
第9题
We go to the cinema ____ __ a week.
A:often
B:once
C:seldom
D:usually
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