If your race car isn’t insured , you may ______ everything when it hits something solid.
| A．delay to lose | B．risk to lose |
| C．avoid losing | D．risk losing |
22.In general， the old man is generous. But ____， he was mean to an old beggar.
| A．at once | B．once again | C．for once | D．once over |
21.____ in
her finest skirt， the girl tried to make herself ____ at the party.
| A．Dressing； noticing | B．Dressed； noticing |
| C．Dressing； being noticed | D．Dressed； noticed |
20.—I’m looking for a house. I’d like ____ with a big garden.
—Yes， madam. We have several of this kind.
| A．that | B．it | C．this | D．One |
19.The prices of goods kept ____. We had to cut the expenses in order to meet our daily needs.
| A．standing up | B．breaking down | C．going up | D．putting up |
18.Seldom ____ him recently， for you see I’m preparing for the project.
| A．I meet | B．do I meet | C．I have met | D．have I met |