.—When did you ______English?
—When I was in college.
| A．pick up | B．take up | C．turn up | D．put up |
Maria has written two novels, both of ______ have been made into television series.
| A．which | B．that | C．them | D．it |
I found that the homework was not _______ as what I used to get in my old school.
| A．heavier | B．as heavy |
| C．as heavier | D．more heavy |
Is this the factory______ he worked ten years ago?
| A．that | B．where |
| C．which | D．whom |
______ entering the room, she opened her bag to review lessons.
| A．Since | B．Only |
| C．Unless | D．Upon |
This is the reason ______he explained at the meeting for his carelessness in his work.
| A．that | B．what | C．how | D．why |