His luggage includes two large cases which ________ as much as 50kg.
| A．weighs | B．is weighed | C．weigh | D．are weighed |
Bad habits, _________ formed, are difficult to get rid of.
| A．and | B．or | C．once | D．but |
There will be a special prize for anybody who _________ a TV set in our shop
in the next two weeks.
| A．would order | B．orders | C．ordered | D．order |
There are altogether eleven books on the shelf, __________ five are mine.
| A．on which | B．in which | C．of which | D．from which |
–---Dear me! I’ve been in America for a month.
-----________ you are settled, why don’t you take up some serious study ?
| A．If | B．Now that | C．When | D．Even if |
I was going to offer you some money but there’s _________ left on me.
| A．none | B．no one | C．nothing | D．no any |