VIII.Pronunciation
A.Choose the word whose main stress is placed differently from the others
1.A.throughout B.advance C.sewage D.typhoon
2.A.gemstone B.considerate C.ultimately D.profitable
B.Choose the word whose underlined part is pronounced differently from the others.
3.A.object B.solar C.logical D.geography
4.A.charged B.replaced C.laughed D.watched
5.A.plaid B.plain C.main D.maid
C.Find the mistakes and correct it.
6.She finds the work she has to do quite easily;boredom is her biggest problem.
7.The biologist found some pollutants,a little of which can be considered very harmful to fish and other living organisms the rivers
