女性,46岁,两眼不能完全睁开,全身无力,前纵隔内发现肿块,最可能的诊断是
A.胸腺瘤B.畸胎瘤C.胸内甲状腺肿D.心包囊肿E.气管囊肿
参考答案:A
Most of the children enjoy ___________ computer games.[ ]
A. play
B. playing
C. played
D. to play
装载哪些货物的车辆,禁止编入旅客列车?