An elephant ___________ a trunk.[ ]
A. has
B. to have
C. have
答案：A
传染病患者隔离期限的长短主要应依据什么（）
A.潜伏期
B.前驱期
C.传染期
D.临床症状期
E.恢复期
—Can you tell me _________?
—I lost my MP3 player.
A．What’s the matter with you
B．what the matter is with you
C．what the matter you is
D．what the matter with you are.
