After the new technique was introduced，the factory produced ____ in 2001 as the year before．
| A．as twice many machines | B．twice many as machines |
| C．as many machines twice | D．twice as many machines |
-Have you handed in your schoolwork yet?
-Yes,I have.I guess itnow.
| A． | has graded | B． | is graded |
| C． | is being graded | D． | is grading |
Christmas is _______ special holiday when _______ whole family are supposed to get together.
| A．the;the | B．a;a | C．the;a | D．a;the |
There is an old proverb,"Love me,love my dog."But there iswisdom in this:"Love me,love my book."
| A． | some | B． | much |
| C． | more | D． | most |
"Thingsnever come again!"I couldn't help talking to myself.
| A． | lost | B． | losing |
| C． | to lose | D． | have lost |
Most birds find it safe to sleep in the trees,butthey have eggs or young chicks,they don't use a nest.
| A． | why | B． | how |
| C． | unless | D． | where |