William found it increasingly difficult to read,for his eyesight was beginning to  .
#4410
A
disappear
B
fall
C
fail
D
damage
推荐题目
success
#4405
A
official
B
excuse
C
correct
D
exciting
He was not _____ to the club because he wasn't a member.
#4505
A
allowed
B
admitted
C
permitted
D
approved