Hihi

The problem of_______ in big cities, which stems from uncontrolled migration from rural areas.

• overpopulation

• decrease

• increase

• growth

This factory was capable of producing an _______ 100 cars per hour

• believe

• expensive

• advise

• incredible

The _______ by UN troops prevented fighting from breaking out.

• participant

• intervention

• joiner

• contestant

He had a new heart valve _______.

• added

• supplanted

• improved

• implanted

An emergency like this _______ some pretty drastic action.

• calls in

• calls off

• calls for

• calls up

You should have your car ____ before going.

• servicing

• to service

• service

• serviced

You should ____ a professional to check your house for earthquake damage.

• have

• make

• take

• get