Charles is believed_______ the floor yesterday; he is always helping others silently. 
#97223
A
to sweep
B
to have swept
C
having swept
D
swept
推荐题目
Little Tom admitted ______ in the examination, ______ the teacher his word that he wouldn’t do that again. 
#96885
A
to cheat; to give
B
cheating; kept
C
having cheated; giving
D
to have cheated; keeping
——How is it that you know she’s got back from the UK?——She ____ when I came out of the house this morning.
#98100
A
seemed to be passing
B
happened to have passed
C
chanced to be passing
D
chose to be passing