Phần III

The hotel staff are always friendly and courteous.

• efficient

• polite

• helpful

• perfect

There was no mention of the incident in the national press.

• television

• newspapers

• Internet

• radio

People in this region cultivate mainly rice and vegetables.

• destroy

• grow

• develop

• support

Oil spills are having a devastating effect on coral reefs in the ocean.

• powerful

• significant

• disastrous

• detectable

Solar energy is not only plentiful and infinite but also clean and safe.

• boundless

• unlimited

• uncountable

• inflexible

We should develop such renewable sources of energy as solar energy and nuclear energy.

• tradition

• alternative

• revolutionary

• surprising