86. The number of people invited __________ fifty, but a number of them __________ absent for different reasons
一When did you learn the news that Obama made a trip to Canada as President?一 was on my return.
--- How long will you be staying? . --- I don’t know. .
---Do you have New Concept English Ⅵ in your shop?---Yes, but no more than one copy. Would you like to take ______?A.it B them C.some D.one
In the west, people make _______ a rule to send Christmas present to their relatives and friends.
Why don’t you bring ______ to his attention that you are too busy to do it?