In that month, he earned as much as, if ____ than, $40 000.
| A．no more | B．not more | C．no much | D．not much |
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 |
The Yello River is long, but the Yandtze River is __.
| A．even longer | B．long | C．much long | D．so longer |