Only after the second tower of the World Trade Centre did people know it was not an accident, but an attack of some kind.
| A．had hit |
| B．did fall |
| C．was hit |
| D．was fallen |
The weight of your bicycle is twice __ that of mine.
| A．as many as | B．as large as | C．as heavy as | D．as more as |
____ so many women received college education as today.
| A．Never are there | B．Never have | C．Never had | D．Never did |
Because of their living habits and low level of education ___ could go to college.
| A．more | B．few | C．many | D．little |
All of the Plants now raised on farms have been developed from plants __ wild.
| A．once they grow | B．they grew once | C．that once grew | D．once grew |
“_____?” “Yes, please. I like apples.”
| A．Do you like one | B．May I have one | C．Will you please have one | D．Would you like one |