Earth is believed ______ by an object the size of Mars at some point in the distant past before itssurface cooled.
#88257
A
to be hit
B
to have hit
C
to have been hit
D
to hit
推荐题目
_____their students, the famous teacher came into the hall.
#97550
A
Followed
B
Followed by
C
Being followed
D
Having been followed
Please remember _______ the plants while I’m away.
#98426
A
watering
B
to be watering
C
to water
D
being watering
The bike requires _________. She requires the work _________ in ten minutes.
#95464
A
repairing; be finished
B
repaired; will be finished
C
to be repaired; is finished
D
to repair; be finished
This year has _______ World Year of Physics ______ Albert Einstein, the father of modern physics.
#93714
A
made; remember
B
made; to remember
C
been made; remember
D
been made; to remember