In the past decades, sea ice _____in the Arctic as a result of global warming.
| A．had melted | B．has been melting | C．melted | D．is melting |
The captain urged that the mission ______ before dark.
| A．must be finished | B．be finished | C．ought to be finished | D．was finished |
. She brought up her little brother and had great _______for him.
| A．attention | B．affection | C．attitude | D．ambition |
.The American soldiers_______ Iraq kissed their family goodbye and left in a hurry.
| A．are sending to | B．sending to | C．to be sent to | D．are sent to |
---You have just 15 minutes to get to the airport.
---All right. I guess I can ______.
| A．reach it | B．make it | C．finish it | D．get it |
. The room is too small and it is not fit_________.
| A．to be worked in | B．to work in | C．to work | D．to be worked |