Unless ___ to speak，you should remain silent at the conference．
| A．invited | B．inviting |
| C．being invited | D．having invited |
Flight attendants usually need to arrive at the airport ______ before their flight leaves.
| A． much | B． very | C． well | D． largely |
--- Who are you waiting for?
--- ______ us a lecture this afternoon.
| A． The professor wants to give | B． The professor will give. |
| C． The professor about to give | D． The professor to give. |
It was ______ he was part of Manchester United’s Youth Team, ______ won the FA Youth Cup in 1992, that David’s success started.
| A． that; where | B． which; when | C． when; that | D． when; which |
It wasn’t so much that I disliked her ______ that I just wasn’t interested in the whole business.
| A． rather | B． so | C． as | D． than |
--- The manager told me never to go to work again.
--- ______. Why?
--- I don’t know. When he told me that, I was so confused.
| A． I can’t believe it. | B． You bet. |
| C． Don’t tell a lie. | D． I wasn’t born yesterday. |