46、 It’s getting late．We__________ leave now, or we’ll miss the last bus.
A．had rather
B．had better
C．would rather
D．would better


47、 It is__________ that a hundred people can dance in it.
A．so large a room
B．so a large room
C．such large a room
D．a such large room


48、 I can never thank you__________ much for your help．Without it, I couldn’t have finished my paper.
A．so
B．too
C．as
D．very


49、 When I met her this morning, she had this__________ look on her face．She must have worked late last night.
A．tire
B．tired
C．tiring
D．tiresome


50、 Hawaii is __________a palace to relax; it’s also a marvelous spot to surf.
A．much as
B．less than
C．more than
D．rather as


51、 I cannot believe that he __________my offer.
A．turned on
B．turned off
C．turned down
D．turned over


52、 It was one of the most beautiful scenes I had ever set my eyes __________.
A．to
B．on
C．off
D．for


53、 Though the Chinese medicine tastes__________ , it surely helps.
A．bad
B．badly
C．worse
D．worst


54、 Night __________, the girl studying in her room switched on the light to do more reading.
A．is falling
B．has fallen
C．fell
D．having fallen


55、 Doctors have said that as many as 50 percent of patients don’t take medicine__________ directed.
A．like
B．so
C．which
D．as