冠龈边缘过长的主要临床表现是
A.边缘可探间隙
B.就位困难
C.戴入后压迫牙龈苍白
D.外形凸
E.固位差
参考答案:B
来源于大戟科植物的果实是
A.决明
B.吴茱萸
C.巴豆
D.乌梅
E.补骨脂
I’m __ pop music, but I’m not __ classical music.
A.fond of; like
B.love; interested in
C.interested; into
D.fond of; into