7.1.Some scientists think human activity should be toblame for the extinction of some species. 2.It is not unusual for his brother to get full mark...

1.So far,the couple have traveled to nearly 30 countries. 2.Bob was lost in his science fiction:not once didhe lift his head to see what his mother...

1.Paul used to hate maths very much,but now he isquite interested in it. 2.As our headteacher often says,going to college willhelp us create a brig...

57.who/that58.cultural 60.to dig61.provides

1.One day,his mother caught him smoking in hisbedroom. 2.There is no such thing as a free lunch in the world.

1.Nervous and frightened,I stared at my father. 2.I burst into tears at the thought that I might have fostmy way.

1.No matter what they say,I won't give up my dreamof becoming an excellent swimmer. 2.The whole discussion boils down to the question ofhow many pe...

1.I think it is safe to say that the Internet plays avery important role in our life. 2.It was her mother who/that encouraged her tojoin the organi...

1.1.at his expense2.did a double take 3.have had a huge influence/impact on

风1.political;politician2.diversity 4.coverage5.interpreter;interpretation

1."She's alive!"cried the doctor delightedly. 2."A letter?"repeated Professor Johnson,leaningback in his chair.

IV.I.They got stuck in a traffic jam.As a result,thewere late for the get-together. 2.Many studies show that global warming is relatedto human acti...

1.Susan performed quite well and was very likely to winthe match. 2.Nowadays,most people are used to going shopping online.

1.have been reading2.has been telling 3、had been waiting4.will be performing

1.As night fell,the wind made me a little cold. 2.There was a big moon overhead,with hundreds ofstars shining.

1.Could you help me solve the difficult problem? 2.The local govemment has taken effective measures to help the homeless.

第一句：drives→drove 第二句：wam→warmly

第一句：what→which/that 第二句：year→yeas