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【判断题】
由世界贸易组织部分成员代表来组成总理事会。()A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】The job pays well and you get a 20 day holiday a year, it ’ s certainly an ____offer.A. attractive B. attract C. attracting D. attracted B. attract C. attracting D. attracted
【单选题】关于补体系统的叙述下列不正确的是?
A.
补体成分大多数以非活性的酶前体存在于血清中
B.
补体系统激活的三条途径均是酶的级联反应
C.
补体系统在非特异性免疫和特异性免疫中发挥作用
D.
补体系统的激活具有放大效应
E.
激活的补体只具有病理作用
【单选题】—May I ask you _____ the writer? —Sorry. I don’t know him. You can ask Sam ______ help.
A.
about; for
B.
about; about
C.
for; for
D.
for; about
【多选题】陪同来宾，应该注意以下哪些事项？（）
A.
随行人员走在客人和主陪人员的前面
B.
遇到路口或转弯处，接待人员用手示意或加以提示
C.
公务活动中，接待员在客人的左侧步行
D.
乘车时，陪同人员先上车，然后客人上车
【单选题】听力原文：Student: Good morning. Is that Copewell Insurance? I'd like to ask you a few questions about getting insurance. Salesman: Certainly. What kind of insurance are you looking for? Student: Well, I'm...
A.
are often at classes.
B.
often have high-value, portable items.
C.
are wealthier than other young people.
D.
don't usually lock campus accommodation.
【单选题】下列有关补体系统的不正确叙述有
A.
补体系统在特异性和非特异性免疫中发挥作用
B.
补体成分大多数以非活性的酶前体形式存在于血清中
C.
补体系统的激活具有放大效应
D.
补体系统激活的三条途径均是酶的级联反应
E.
激活补体后只具有生理作用
【简答题】The job pays well and you get a 20-day holiday a year. It ’ s certainly an (attract) offer.
【单选题】The job pays well and you get a 20 day holiday a year ,it is certainly an__ offer.
A.
Attractive.
B.
Attract
C.
Attracting
D.
Attracted.
【单选题】The job pays well and you get a 20 day holiday a year, it ’s certainly an offer.
A.
attractive
B.
attract
C.
attracting
D.
attracted
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