—The secretary wrote __________ note to the manager.—I guess she forgot writing one.

---It’s a lovely day, isn’t it?---Yes. I love _____ when the weather is like this. Why don’t we sit outside and have our lunch?

October 1, 2009 is a special day, ________ I think, that will be remembered by all the Chinese forever. 

 —Would you like to tell your problems to your mother or to your father?— ______. I usually keep it deep in my heart.

___ the words the boy said at the meeting were true. We must not believe ____ he said. Only a few of them are helpful to us.