As more and more cars are produced and used, so the _____ from their exhaust-pipes contains an even larger volume of poisonous gas.

As more and more cars are produced and used, so the _____ from their exhaust-pipes contains an even larger volume of poisonous gas.

#6921

exposure

distribution

expansion

emission

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The dictionay is really ____.

#7365

much use

of useful

of much use

able to use

He was doing much phsical exercise to build up his______.

#7418

ability

body

strength

mind

Millions of people are still homeless．Besides, there isn’t the most basic ____ from the Red Cross．

#6249

medicine

equipment

aid

material

In the _____ of proof, who is the thief is still not announced.

#5108

presence

absence

direction

failure

He does ___________________ that he cannot spare no time to play with his children.

#6583

such busy a job

so a busy job

such busy job

so busy a job

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