You will hear a recording. Select the paragraph that best relates to the recording.


(1) The best way to exterminate mosquitoes in high insects environment is the kill their eggs first. They lay their eggs in stagnant water, like in swamps. So draining these areas can control them.

(2) The place that mosquitoes live is dark and mysterious and it also protects them from their predators. However, DDT, an effective way to eliminate mosquitoes, was now banned in many countries.

(3) Mosquitoes suck blood from various animals by a long feeder in its mouth to provide them with nourishment. So to control them, DDT, an insect killer, must be used many times to be successful.

(4) Mosquitoes cause some problems. Sucking animal’s blood enables female mosquitoes to reproduce. Mosquitoes kill more people than any other creature on Earth and the way to control them is difficult.

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