It depends on _______ he has enough money.
A.if
B.weather
C.if or not
D.whether
答案:D
固有鼻腔的后界为()。
A.鼻阈
B.后鼻孔
C.前鼻耴
D.筛板
E.额骨鼻突
弹性体改性沥青防水卷材简称()。
A.APP卷材
B.PVC卷材
C.SBS卷材
D.CPE卷材