Every possible means ______to prevent the air pollution, but the sky is still not clear.
| A．are being used | B．have been used |
| C．has been used | D．had been used |
—Yangyang carried off the first winter Olympic _____ medal for China.
—Great! What ____ she won for our motherland!
| A．golden; honour | B．gold; honor | C．golden; honors | D．gold; honors |
The US/UK war against Iraq and the suffering _____ caused have become a big concern all over the world.
| A．what | B．which | C．it | D．× |
It is partly _____ the summer day is longer that everything has a larger time to warm up.
| A．for | B．that | C．the reason | D．because |
— Look! Here _____.
— Oh, yes, here _____.
| A．the bus comes…it comes | B．comes the bus…comes it |
| C．does the bus come…does it come | D．comes the bus…it comes |
----_________you or he the teacher of English?
----Neither my sister nor my mother_________present at the meeting.
| A．Are; is | B．Is; are | C．Are; are | D．Is; is |