蔬菜种子催芽时当有()破嘴或露白时即可停止催芽。
A、25%
B、50%
C、75%
D、100%
参考答案:C
It is said that his missing paintings were ______the possession of Russicans and they were valued____500,000$
A.in ; to
B.in; at
C.under; at
D.to; for
泄泻诊断的主要依据是()
A.大便次数增多
B.大便粪质清稀
C.大便如水状
D.里急后重
E.赤白脓血便