My birthday is on the _______ Monday in May.( )
A:fourth
B:four
C:fourteen
水结成冰后,体积会比原来增加10%.读作:____
某日中午,北方某地气温由早晨的零下2℃上升了9℃,傍晚又下降了3℃,这天傍晚北方某地的气温是____ ℃.