Earth is believed ______ by an object the size of Mars at some point in the distant past before itssurface cooled.
| A．to be hit | B．to have hit |
| C．to have been hit | D．to hit |
At present, the butter factory is still polluting the river though it ______ to stop.
| A．ordered | B．has ordered |
| C．will be ordered | D．has been ordered |
_____ made our school proud was _____ more than 90% of the students had been admitted to key universities.
| A．What ; because | B．That; what | C．That; why | D．What ; that |
I wonder what will become of my daughter. ______ endless homework ,she also bears other leading loads such as revision and recitation.
| A．Apart from | B．Beside | C．Except | D．Other than |
Tom owns _______larger collection of _______ books than any other student in our class.
| A．the; / | B．a; / | C．a; the | D．/; the |
----Could I ask you a rather personal question?
----Sure, _______.
| A．it depends | B．take it easy | C．go ahead | D．forget it |