Câu hỏi:

I'm sick of _______-heart liberal politicians.

Each year about fifty hundred species of plants and animals are already being eliminated.

Choose the word whose underlined part has a different pronunciation from the others in each group

Choose the word whose main stress is placed differently from the others in each group

The loss of much forest is destroying Earth’s plant and animal variety.

Choose the word whose underlined part has a different pronunciation from the others in each group

This is especially worrying when there are about 3,000 plants with values as medicines against cancer, AIDS, heart disease and many other sicknesses.