[单选题]_________ you are here, you should put all your heart into your work.
A.Now that
B.Because of
C.As a result
D.Since then

[单选题]Can you give a concrete example to support your idea?
A.special
B.good
C.real
D.specific

[单选题]You should have put the milk into the ice box, I expect it ____undrinkable by now.
A.became
B.had become
C.has become
D.becomes

[单选题]We cannot compel you to do it,but we think you should.
A.advise
B.command
C.encourage
D.force

[单选题]You'd better put these documents in a safe place.
A.dark
B.secure
C.guarded
D.banned

[单选题]Please put up your hands if you have any questions.
A.raise
B.reach
C.wave
D.fold

[单选题]Please put up your hands if you have any questions.
A.raise
B.reach
C.wave
D.fold

[单选题]Please put up your bands if you have any questions.
A.raise
B.reach
C.wave
D.fold

[单选题]When you write a cheque,the bank will______you 2 dollars.
A.cost
B.spend
C.save
D.charge

[单选题]You could condense all the worthwhile information in this book into a few pages.
A.compress
B.collect
C.convert
D.combine

[单选题]It was very thoughtful of you to make all the necessary arrangements for us.
A.conservative
B.romantic
C.independent
D.considerate

[单选题]Even if you don’t actually carry out all the actions you say you will take, honest students will appreciate knowing that you care enough about academic ______ to take precautions.
A.entirety
B.integrity
C.unity
D.reliability

[不定项选择题]共用题干 If you made a list of all the jobs performed by the different kinds of energy,you would fill many pages.
Nuclear energy is used in some areas of the United States.But there are dangers.Waste materials from nuclear______(51)would destroy life if they leaked______(52)the land.When nuclear energy is produced,a lot of______(53)is produced,too,50 a flow of lake or ocean water 15 used to cool the operations.Then the water______(54)to its source.If the returning water were too hot,it would destroy fish and other______(55).
Cow manure is being used to produce a kind of______(56).The manure from farms is put into a machine to convert it to a liquid.Then the gas 15 formed______(57)a natural process.If the converter were not 50______(58)at the present time,it would be used in many places to provide______(59).
Garbage has become an energy source.It______(60)to oil,steam,or electricity,or it is used on the land.
But recent______(61)about power supplies has led to increased interest in the use of wind______(62)a source of electrical power.Windmills are clean and they______(63)no waste.And they use a______(64)resource.Some scientists consider that wind energy systems can fulfill a valuable______(65)in meeting the energy needs of industrialized nations and of the developing world. _________(63)
A.give
B.deposit
C.make
D.leave