It is _________ difficult work that we can't finish it in a short time.
| A．so a | B．such a | C．so | D．such |
---_______ the Internet ___________ in your school?
---Yes, but the computer in our office has broken down.
| A．Is, used | B．Is, using | C．Does, use | D．Has, used |
—Could you tell me _____________ last night?
—Er, I was watching TV at home.
| A．what you were doing | B．what were you doing |
| C．what you are doing | D．what are you doing |
The little boy was heard_______ in the street when night fell down yesterday .
| A．cry | B．cries | C．cried | D．crying |
Mary devoted all her money she owned ___________ people in need.
A to help B helping C helped D to helping
Sandy talked so much about herself ______others didn’t have any time to speak at the meeting.
| A．that | B． as | C．because | D．than |