人体储存的CO2量约()
A.100L
B.120L
C.140L
D.200L
E.250L
参考答案:B
The air of countryside is cleaner than ______ of city, but I don't like to live ______ far.
A.it; that B.one; veryC.that; that D.one; that
不支持急性脑器质性精神障碍诊断的表现是()
A.幻视
B.错觉
C.注意涣散
D.意识清晰
E.定向障碍