Mr. Lee, who ________ as a carpenter for over 10 years, is now a very famous statesman in this country.
| A．has worked | B．had worked | C．worked | D．works |
You have done ___. A,more than enough B. enough more than C. more enough than D. than more enough
Of all the students Jack spent ___ time and made ___ mistakes.
| A．much..many | B．more…less | C．less..fewer | D．the least.. the fewest |
Of the three questions the first one is the ___ difficult .
| A．least | B．much | C．more | D．less |
The work became ___.
| A．so harder | B．much hard | C．harder and harder | D．as hard |
She sings __ than any other girl in her class.
| A．a lot better | B．a lot more better | C．more a lot better | D．a lot well |