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【判断题】
慢性心力衰竭用血管紧张素转换酶抑制剂治疗的依据降低前、后负荷
A.
正确
B.
错误
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举一反三
【单选题】电流表的符号是()
A.
A
B.
B
C.
C
【单选题】I was on __________ last week and didn't receive your fax.
A.
vacation
B.
vocation
【单选题】禁令标志中白底红圈表示( )
A.
禁止驶入
B.
单行道
C.
准允驶入
D.
禁止停车
【单选题】电流表的符号是( )
A.
A
B.
欧姆
C.
V
【判断题】北欧谈判手的个性解放,言论自由,作风散漫,待人谦恭、随和,缺乏自信心。()
A.
正确
B.
错误
【单选题】电流表的符号是()。
A.
Ω
B.
A
C.
V
【单选题】电流表的符号是。
A.
圈A
B.
【简答题】Getting plenty of exercise is very important. I enjoy swimming very much. Last summer I went to the beach every day. I plan to go there this summer too, but I may not be able to, I have a new job. Som...
【单选题】I ______ a letter from him since he left. [     ]
A.
didn't receive
B.
haven't got
C.
didn't have
D.
haven't had
【单选题】I______ from him since he left. A. didn't receive B. haven't got C. didn't have D. haven't heard
A.
didn't receive
B.
haven't got
C.
didn't have
D.
haven't heard