【C7】A．TheB．AnC．AD．Any

A．For theB．ThisC．As aD．A

【C7】A．any longerB．at allC．oftenD．no more

【C7】A．NotB．NoC．Have noD．Any

【C2】A．aB．anC．oneD．another

【C18】A．AB．AnC．TheD．One

55._________A. theB. /C. aD. an