176. --- I didn’t know you were good friends.

--- You ______. I have known her since she moved here. You were studying aboard then.

177. --- This is my present for you.

--- Oh, I _______ you would give me so nice a present.

178. This is the only article of those that ______ written by him.

179. This is the best book ______ I have been looking for all this year.

180. Good advertisements may well _____ the consumers’ emotional needs as well as providing information.

182. An oil ship accidentally sank in the ______ off the coast, which caused _____ among the residents.

183. --- You look pale, what troubled you?

--- I ______ my dead friend.

184. I thought you _____ like something to read, so I have brought you some books.

186. There are things people accept less, _____ you defend them.

187. Bill Gates has made it known that much of his wealth _______ to the society.