— Would you like to _________ us in a game of cards? — I’d like to, but I have to _________ a lecture.
With all the family members ______ on vacation without him, the boy felt extremely lonely and afraid.
Why so many youths are _____ on playing computer games often puzzles us a lot.
_______ you feel exhausted after the long tiring journey, you may as well take a good rest at home.
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.
He is never allowed ________ in the room.