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
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It rained heavily in the south， serious flooding in several provinces.
#93608
A
causing
B
having caused
C
caused
D
to cause
— What’s the main purpose of tonight’s meeting?— We are going to talk about the problem _______ at the last meeting.
#96226
A
having discussed
B
to be discussed
C
being discussed
D
discussed
The girl ____forward to buying a new gold watch.
#98980
A
referred to look
B
refers to look
C
referred to looks
D
referring to looks.
_______ from father to son, the music has not changed for centuries.
#90759
A
Passing
B
Passed
C
Having passed
D
To pass
He could do nothing but _______for the bus _________.
#91883
A
wait, to come
B
wait; come
C
waiting; coming
D
waited; came