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【单选题】
某大学的商学院为了了解毕业生就业倾向，分别在会计专业抽取50人，市场营销专业抽取30人，企业管理专业抽取20人，这种抽样方式是？（ ）A.
分层抽样
B.
整群抽样
C.
系统抽样
D.
简单随机抽样
E.
判断抽样
F.
方便抽样
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举一反三
【单选题】A: I am thinking about renting a movie. Do you like action movie? B: ______. Too much violence. I'm keen on comedies.
A.
I'm sick of action movies.
B.
I like action movies.
C.
I am really mad about action movies.
D.
I'm not really crazy about horror movies.
【单选题】患者,女,46岁,因发热、咽痛1周入院。查体:T39.6°C,HR115次/分,中度贫血貌,四肢可见多处紫癜,胸骨压痛明显,心尖部闻及II期收缩期杂音,肺部听诊见散在湿啰音,腹软,肝肋下3cm触及,脾未触及。血常规:WBC86×10 /L,分类原幼淋巴细胞占70%,Hb78g/L;PLT20×10 /L。诊断为急性淋巴细胞白血病。静脉注射柔红霉素时药液漏出血管外,下列处理措施哪项不妥
A.
尽量回抽局部渗液
B.
局部用利多卡因封闭
C.
局部热敷
D.
25%硫酸镁湿敷
E.
抬高患肢
【简答题】贮奶缸中所有牛乳的搅拌必须是轻度的,因此,搅拌器必须_____ 以后再启动。
【单选题】—_____? —I like action movies and comedies. [ ]
A.
Do you like action movies and comedies?
B.
Do you like action movies?
C.
What kind of movies do you like?
D.
Do you want to go to a movie?
【简答题】用方框中的所给单词填空。 boring, exciting, funny, green, sad, scary 1. Do you like action movies? Yes, I do. I like _______ movies. 2. Darren likes comedies. He likes _______ movies. 3. Rita doesn't lik...
【单选题】—Do you like action movies? --________
A.
Yes, I am.
B.
Yes, I like.
C.
No, I am
D.
No, I don’t
【单选题】—_____? —Yes, I like action movies. [ ]
A.
What kind of movies do you like
B.
Do you like what kind of movies
C.
Do you like thrillers
D.
Do you like action movies
相关题目：
【单选题】—Do you like action movies? --________
A.
Yes, I am.
B.
Yes, I like.
C.
No, I am
D.
No, I don’t
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