The palace is heavily guarded, because inside its walls ________.
| A．where sit the European leaders | B．the European leaders there sit |
| C．sit the European leaders | D．that the European leaders sit |
Reportedly yesterday a group of American soldiers were walking along the road in Iraq when a bomb（炸弹） was _____, three of whom were killed.
| A．set about | B．set off | C．set up | D．set out |
He is never allowed ________ in the room.
| A．to smoke | B．smoking | C．smoked | D．to be smoked |
They want to know ________ do to help us.
| A．what can they | B．how they can |
C．what they can | D．how can they |
— I must have a balanced diet. I carry too much fat.
— ________.
| A．Congratulations | B．Good idea | C．Good luck | D．Don’t mention it |
— Mr White has been working all the morning with no rest.
— He is a(n) ________ man. He never looks tired.
| A．energetic | B．powerful | C．lovely | D．attractive |