使子宫内膜由增生期变为分泌期的是( )
A．雌激素B．孕激素C．雄激素D．FSHE．LH
参考答案：B
The police carded out an ______ investigation, but the missing woman was not yet found.
A．exhausting
B．exhaustible
C．exhaustive
D．exhausted
小儿腹泻，中度脱水，伴中度的酸中毒，血钠含量是127 mmol/L，此患儿补充累计损失量首选的液体是
A．4:3:2液
B．2:1等张含钠液
C．1/3张液
D．1:1液
E．2:3:1液
