I tried to call on you last week but your dog simply ____ not let me come through the gate.
. I have many friends, _______ some are businessmen.
. The car has been well maintained and is ________ excellent condition.
. — Why was Professor Johnson unhappy those days? — Can’t you see it clearly? The only reason was that the theory he stuck to________ wrong.
. You can see the stars on a clear night ,but in the daytime they are____
. ______and ______,they ran out of room.