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【判断题】
一片L298可以驱动两电机
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】听力原文:W: Today's guest on 'Science Update' is David Brown. Dr. Brown, you and your team have found bacteria far below the Earth's surface. You must be thrilled about your discovery. M: Well, yes, it's ...
A.
The presence of life-forms far below the Earth's surface.
B.
The risk of infection from rare strains of bacteria.
C.
Fictional representations of a hidden underground world.
D.
The reliability of evidence collected by new drilling methods.
【单选题】听力原文:W: Today's guest on 'Science Update' is David Brown. Dr. Brown, you and your team have found bacteria far below the Earth's surface. You must be thrilled about your discovery. M: Well, yes, it's ...
A.
Organisms far below the Earth's surface.
B.
New drilling methods.
C.
A hidden underground world.
D.
Rare and infectious bacteria.
【简答题】A.The man knows Dr. Brown very wall. B.The woman should see doctors, but not Dr. Brown. C.Dr. Brown is not a senior doctor. D.Dr. Brown is a very qualified doctor.
【单选题】听力原文:W: Today' s guest on 'Science Update' is David Brown. Dr. Brown, you and your team have found bacteria far below the Earth' s surface. You must be thrilled about your discovery. M: Well, yes, it'...
A.
The presence of life-forms far below the Earth's surface.
B.
The risk of infection from rare strains of bacteria.
C.
Fictional representations of a hidden underground world.
D.
The reliability of evidence collected by new drilling methods.
【单选题】--- Excuse me, sir. Where is Dr. Brown’s office? --- __________ .
A.
You can’t ask me
B.
Pardon? I have no idea
C.
Please don’t say so
D.
Sorry I don’t know, but you can ask the man over there
【单选题】属于发动机的动力性能指标的是()。
A.
排气品质
B.
转矩
C.
燃料消耗率
【单选题】2岁男童因发热6天,皮疹3天入院。发热为弛张热型,用退热药有暂时效果。皮疹为全身性淡红色斑丘疹,患儿烦躁不安。1个月前邻居小孩患"麻疹",8个月时接种麻疹疫苗。体检发现:结合膜充血,唇和口腔黏膜鲜红、干裂,未见柯氏斑。左颈淋巴结2个,2cm×2cm,质硬,压痛;心肺无异常,肝脾不肿大。四肢远端硬性肿胀。WBC12×10/L,N0.81,L0.19。血培养:无菌生长。为了解本病例的预后,应检测()
A.
抗核抗体
B.
类风湿因子
C.
C-反应蛋白
D.
心脏超声彩色多普勒
E.
全身CT
【单选题】听力原文:W: Jean really lost her temper in Dr. Brown's class this morning. We were all shocked by her aggressiveness. M: Oh. did she? But I think her frankness is really something to be appreciated. Q: Wh...
A.
He admires Jean's straightforwardness.
B.
He thinks Dr. Brown deserves the praise.
C.
He will talk to Jean about what happened.
D.
He believes Jean was rude to Dr. Brown.
【单选题】在儿童生长发育过程中,生长最快的时期是出生后()
A.
1个月内
B.
3个月内
C.
6个月内
D.
9个月内
【单选题】月球赤纬最大的潮汐称 。
A.
大潮
B.
小潮
C.
分点潮
D.
回归潮
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