【单选题】某肝硬化患者,诉乏力、食欲减退。查体:意识清,消瘦,轻度黄疸,肝、脾轻度肿大,移动性浊音阳性。X线钡餐检查示食管胃底静脉曲张。该患者的饮食护理中不恰当的是
【单选题】Which of the following vibrations can be used to distinguish CH 2 =CH-CH=CH 2 and CH 3 CH=CHCOCH 3 ?
A.
The stretching vibrations of = C - H at about 31 00- 3000 cm -1
B.
The stretching vibrations of - C - H at about 30 00 -2800 cm -1
C.
The stretching vibrations of - C =C- at about 165 0 cm -1
D.
The stretching vibrations of - C =O at about 1700 cm -1
【单选题】关于突触的描述,错误的是
C.
化学性突触由突触前成分、突触间隙与突触后成分构成
【单选题】关于突触的描述,错误的是( )
B.
化学性突触由突触前成分、突触间隙与突触后成分构成
【单选题】You can buy clothes _______ in Mary’s Store.
【单选题】From the passage we can learn that ______.
A.
Amy has never recovered from the shock
B.
Amy changed her job after the accident
C.
Amy lost her memory after the accident
D.
Amy has lived quite a normal life
【简答题】The Young Can't Wait By Severn Cullies Suzuki When you are little, it's not hard to believe you can change the world. I remember my enthusiasm when, at the age of 12, I addressed the delegates at the ...
【简答题】In cities with rent control, the city government sets the maximum rent that a landlord (房东) can charge for an apartment. Supporters of rent control argue that it protects people who are living in apar...
【单选题】Early cancer screening can help reducesignificantly
A.
the death rates for a chronic diseases.
B.
the kinds of cancer attacking people.
C.
the incidence rate for cancer.
D.
the death rate for cancer.