______ the Internet is bridging the distance between people, it may also be breaking some homes or will cause other family problems.
| A．When | B．While | C．If | D．As |
I like getting up very early in summer. The morning air is so good ________.
| A．to breath | B．to be breathed | C．breathing | D．being breathed |
The message is very important, so it is supposed ________ as soon as possible.
| A．to be sent | B．to send | C．being sent | D．sending |
Would you feel ______ if you rushed to the cinema only to find the tickets had been sold out?
| A．tired | B．annoyed | C．satisfied | D．excited |
The steel plant being designed will be the greatest project ________ next year.
| A．built | B．being built | C．to build | D．to be built |
.It is not who is right but what is right ________ is of importance.
| A．which | B．it | C．that | D．this |