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备考组合训练
一、语法选择。(本大题有10小题,每小题1分,共10分)
Several years ago, a group of elephants made a decision: go north! After months of travelling, they made it five hundred kilometers away __1__ their home in Xishuangbanna, Yunnan.
( )1.A.for B.from C.in
B
It's not common to see Asian elephants travel such __2__ long way.Scientists are not sure why __3__ this.Some believe it's because they were looking for better food.According to Zhao Huaidong from the International Fund for Animal Welfare, the number of Asian elephants __4__ now because of human protection efforts.So their old homes might not have enough food for __5__.At the same time, elephants are quite __6__ in the vegetables and fruit that people grow.
( )2.A.a B.the C.an
( )3.A.were they doing B.they were doing C.will they do
( )4.A.rose B.is rising C.will rise
( )5.A.their B.they C.them
( )6.A.interest B.interested C.interesting
A
B
B
C
B
Another possibility, according to Chen, is that they have lost their way.Some __7__ also believe that they were travelling because of migratory instinct(迁徙本能).Recent solar(太阳的) activity has changed earth's magnetic field(磁场).This might make the elephants think that they should migrate.During their long journey, the 15 elephants have already damaged(破坏) 561,333 square meters of farmland, __8__ we still need to protect them.For the safety of both humans and the elephants, people fed them tons of food __9__ them away from towns and cities.Seventy-six police cars and trucks __10__ to keep an eye on the elephants.
( )7.A.scientists' B.scientist's C.scientists
( )8.A.so B.and C.but
( )9.A.guided B.guide C.to guide
( )10.A.were use