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【单选题】
10 岁,男性儿童,四肢肌肉进行性无力、萎缩,以近端为重,双侧腓肠肌肥大, Gower 征( + )。 关于该病下列正确的说法是A.
后期发音、眼球运动均可受累
B.
典型步态呈跨阈步态
C.
是一种 X 性连锁隐性遗传病
D.
血清肌酸激酶正常
E.
肌电图显示神经源性改变
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举一反三
【简答题】道路立体交叉按交通功能可分为:____、____。
【简答题】Recently people have made great progress in using ______ power of nature to produce ______ electricity. A．a; the B．/ ; / C．the; / D．a; an
【简答题】For this part, you are allowed 30 minutes to write a short essay entitled Should Electricity in the Dormitory Be Cut Off after Midnight? You should write at least 120 words following the outline given...
【单选题】The author raises issues that would most concern which of the following groups?
A.
Electricians.
B.
Environmentalists.
C.
Aviators.
D.
Teachers.
【单选题】The heat that is produced by burning garbage can be used to______.
A.
make electricity
B.
make energy source
C.
boil water
D.
save coal
【单选题】The process of producing electricity may also give out CO 2 , _____ you heat your house with electricity instead of charcoal. [ ]
A.
even if
B.
as long as
C.
as if
D.
as soon as
【简答题】在道路的立体交叉中,按交通功能划分,立体交叉可以分为分离式和( )式。
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