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【单选题】
有机化合物一般具有()、熔点较低、难溶于水及反应速率较慢的特性。
A.
不易燃烧
B.
不燃烧
C.
易于燃烧
D.
阻燃性
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参考答案:
举一反三
【单选题】Today we _______ two new _______. [     ]
A.
have; penpal
B.
has; pens pal
C.
have; pen pals
D.
are; pens pals
【简答题】Each of the students ________( have, has) a pen pal.
【简答题】帧频率为25帧/秒的制式为( )。 A.PAL、HDTV B.PAL、SECAM C.PAL、SECAM、NTSC D.PAL、SECAM、NTSC、YUV
【单选题】---What does your pen pal ? ---She is short and has long hair.
A.
look like
B.
come from
C.
look at
D.
is from
【单选题】帧频率为25帧/秒的制式为()。
A.
PAL、NTSC
B.
PAL、SECAM
C.
SECAM、NTSC
D.
PAL、YUV
【判断题】A PAL has a programmable AND array and a programmable OR array.
A.
正确
B.
错误
【单选题】II .Long conversations. Conversation 1 1. A. Because she has just got a new puppy dog. B. Because she has just got an email she expected. C. Because she met her pen pal in Granada. D. Because she rece...
A.
Because she has just got a new puppy dog.
B.
Because she has just got an email she expected.
C.
Because she met her pen pal in Granada.
D.
Because she received a letter from her pen pal.
【单选题】帧频率为25帧/秒的制式为( )制。
A.
PAL、NTSC
B.
PAL、SECAM
C.
PAL、YUV
D.
SECAM、NTSC
【单选题】Which of the following works was written by Jack London?
A.
The Call of the Wild
B.
The Scarlet Letter
C.
Walden
D.
Vanity Fair
【单选题】某酒厂为增值税一般纳税人,主要从事粮食白酒的生产和销售业务。2013年3月该厂发生以下经济业务: (1)5日向农户购进其自产的粮食,开具的农产品收购发票上注明的价款为50000元,货款以现金支付; (2)10日外购一批包装材料,取得的增值税专用发票上注明的价款为150000元,增值税税额为25500元,货款已付;另外,运输该批包装材料向运输企业支付运费2000元(不含税),取得承运企业开具的增...
A.
152898
B.
152320
C.
148920
D.
142800
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