Little to help the poor bird, whose wing was badly injured.
| A．Tom does | B．does Tom | C．does Tom do | D．did Tom do |
The man with a scar across his face is said _________ many valuable items from the museum.
| A．having stolen | B．to steal | C．stealing | D．to have stolen |
It's surprising that your brotherRussian so quickly-he hasn't lived there very long.
| A． | picked up | B． | looked up | C． | put up | D． | made up |
I got close enough to hear them speaking Chinese, and I said “Ni Hao ” just as I ____ do in China.
| A．must | B．might | C．can | D．should |
We are said to be living in ____ Information Age, ____ time of new discoveries and great changes.
| A．an; the | B．不填; the | C．不填; a | D．the; a |
Scientists study ____ human brains work to make computers.
| A．when | B．how | C．that | D．whether |