1.In about 50 years' time,the earth will become______small t
1.In about 50 years' time,the earth will become______small to live on with the population on the earth becoming much larger.
A.very B.so C.quite D.too
2.Grandpa is getting old and he has trouble______what othes say to him.
A.hear B.to hear C.hearing D.have heard
3.Sixty percent of all Chinese are farmers and they are_____than people who live in the cities.
A.much poor B.much poorer C.very poor D.more poorer
4.I have ever______the Great Wall twice.It is an ______place.
A.been to;excitedB.gone to;exctingC.been to;exciting D.gone to;excited
5.Sixteen-year-old children shouldn't be alloeed_____because they are not serious enough at that age.
A.drive B.driving C.to be driving D.to drive
6.Not only KangKang but also Jane______like an angel.
A.sing B.to sing C.sings D.sang