Beijing took steps to limit the kinds of high-risk of borrowing money from the banks that can create the high price of housing, ______ happened in the United States．
| A．a．as | B．that | C．how | D．while |
___ nice, the food was sold out soon.
| A．Tasted | B．Tasting | C．To taste | D．Being tasted |
I think ___ knowledge of the Internet is ____ must in our work today.
| A．a…..a | B．the….an | C．the….the | D．/…an |
Shelly had prepared carefully for her biology examination so that she could be sure of passing it on her first ______.
| A．intention | B．attempt | C．purpose | D．desir |
They are ___ little children that we all like them.
| A．so | B．such | C．very | D．quite |
It has been announced that passengers ____ remain in their seats until the dangerous subjects have been removed.
| A．can | B．will | C．may | D．shall |