This new kind of chemicals will help keep the air, soil and water________ from

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This new kind of chemicals will help keep the air, soil and water________ from pollution.

A．free

B．empty

C．loose

D．short

答案

解析

略

举一反三

Now that you are our_____customer, we will allow you a 10% discount if you buy the dress.

A．common

B．usual

C．regular

D．ordinary

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Rome was not built in a day. You should set ____ goals and work hard to achieve them.

A．alternative

B．considerable

C．subjective

D．Realistic

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11．____, the activists tallied to the workers outside the factory and left positive message about protecting the earth.

A．Brave and strong	B．Bravely and strongly
C．Brave and strongly	D．Bravely and strong

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On the day I was to take the driving test, so ______ was I that I could not understand what I was

A．nervous

B．anxious

C．upset

D．Shy

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It has seemed unusually cold recently but experts say it’s _______for this time of year

A．common

B．ordinary

C．normal

D．formal

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