Apples are usually sold by ________ weight and eggs are sometimes sold by ________ dozen.
| A．the; the | B．/;a |
| C．/; the | D．the; a |
Never ____my secret!
| A．give up | B．give in | C．give away | D．give off |
—-How much is your sweater ____? —$25.
| A．cost | B．paid | C．worth | D．worthy |
I have visited a lot of countries and stayed in many different five-star hotels, but none of them ____ this one.
| A．matches | B．beats | C．compares | D．contrast |
If you are working even harder, you ____ to be promoted to be a manager soon.
| A．promise | B．wish | C．turn out | D．prove |
. After a successful operation, Ronaldo has begun to do some exercise to ____ strength.
| A．improve | B．decrease | C．increase | D．raise |