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【判断题】
某化合物和茚三酮反应呈蓝紫色,因而可以断定它是氨基酸或是蛋白质。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】下列关于康复的内涵错误的是( )。
A.
康复的对象包括急性期有功能障碍的患者
B.
康复的措施是多方面的
C.
康复的目标是重返社会
D.
康复仅仅侧重躯体上的功能障碍
【单选题】下列关于康复的内涵错误的是
A.
康复仅仅侧重躯体上的功能障碍
B.
康复的措施是多方面的
C.
康复的目标是重返社会
D.
康复需要残疾人适应周围环境，也要改造周围环境
【单选题】两个同方向同频率的简谐振动,其合振动的振幅为0.20m,合振动与第一分振动的相位差为60 度,已知第一分振动的振幅为0.10m,则 (1)第二分振动的振幅为( )m。 (2)第二分振动与第一分振动的相位差为( )。
A.
（1）0.137 （2）
B.
（1）0.137 （2）
C.
（1）0.173 （2）
D.
（1）0.173 （2）
【单选题】---Is it Jim who is driving the new car? ---Probably. I know he has recently bought a ______ car.
A.
shiny German black
B.
black shiny German
C.
shiny black German
D.
black German shiny
【简答题】When Dave was eigh, he bought a secondhand car for 200 so that he could travel to and from work more____ than by bus. It worked quite well for a few years, but then it got so old, and it was costi...
【单选题】He inspected the car before he bought it．
A.
invested
B.
managed
C.
maintained
D.
examined
【简答题】When Dave was eigh, he bought a secondhand car for 200 so that he could travel to and from work more__ than by bus. It worked quite well for a few years, but then it got so old, and it was costing...
【简答题】完形填空。 When Dave was eigh, he bought a secondhand car for $200 so that he could travel to and from work more____1____ than by bus. It worked quite well for a few years, but then it got so old, and ...
【单选题】下列关于康复的内涵错误的是 ()
A.
康复的对象包括急性期有功能障碍的患者
B.
康复的措施是多方面的
C.
康复需要残疾人适应周围环境，也要改造周围环境
D.
康复的目标是重返社会
E.
康复仅仅侧重躯体上的功能障碍
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