The collapse of the World Trade Center has put US economy in a difficult .
| A．occasion | B．case | C．situation | D．background |
The students together with the head teacher _________ visit the Chime Long Paradise.
| A．is going to | B．are going to | C．is to be | D．may going to |
___________ you have your computer stolen. You forgot to lock the door when leaving.
| A．No excuse | B．No surprise | C．No matter | D．No wonder |
The highway has been closed because of the heavy snow. Please find an ________ means of transport.
| A．addictive | B．active | C．attractive | D．alternative |
Don't handle the vase as if it ________made of steel.
| A．is | B．were | C．has been | D．had been |
— Is Paul playing both soccer and tennis for the school?
— He ______. But now he has given up playing tennis.
| A．is | B．has | C．was | D．had |