An American plane is reported ____ in the Atlantic Ocean with 228 people aboard, the airline’s worst disaster in its 75-year history.
| A．to have crashed | B．to have been crashed |
| C．having crashed | D．having been crashed |
7．Since you are here, you ____ as well stay here for long.
| A．can | B．may | C．must | D．Should |
6．What ______ great progress you have achieved in such ____ short time!
| A．a ; a | B．/ ; a | C．/ ; / | D．a; the |
5．The little kid can help himself _____ his favorite toys.
| A．to | B．in | C．for | D．On |
4．My hands are dirty. I ______ the wall the whole morning but haven’t finished yet.
| A．have painted | B．have been painting | C．am painting | D．Painted |
3．He always tells me ______ news he has got.
| A．however | B．whatever | C．whenever | D．Whichever |