Bài tập Tiếng Anh lớp 8 Unit 7 có đáp án, bộ 2

Many marine animals die every year because people ____ plastic waste into the ocean.

• Adump
• Bconserve
• Cprotect
• Drecycle

If we continue to pollute the air, the local ____ will lose their natural homes.

• Ahabitat
• Bwildlife
• Cwaste
• Denvironment

Nam wants to reduce paper ____, so he writes on both sides of his notebooks.

• Awaste
• Bpollution
• Clitter
• Dhabitat

If villagers use ____ shopping bags, they will decrease plastic pollution significantly.

• Aendangered
• Becofriendly
• Cextinct
• Dcontaminated

The local river became heavily ____ because the nearby factory released chemicals into it.

• Aconserved
• Breused
• Ccontaminated
• Dprotected

Because the schoolyard was full of trash, the students cleaned it up yesterday.

• AThe schoolyard was full of trash, so the students cleaned it up yesterday.
• BThe students cleaned the schoolyard up yesterday because it was clean.
• CAlthough the schoolyard was full of trash, the students cleaned it up.
• DThe students cleaned the schoolyard up so that it was full of trash.

If we do not stop cutting down trees, birds will lose their natural habitats.

• AUnless we stop cutting down trees, birds will lose their natural habitats.
• BIf we stop cutting down trees, birds will lose their natural habitats.
• CWhen birds lose their natural habitats, we cut down trees.
• DBecause we stop cutting down trees, birds will lose their habitats.

The factory dumped chemical waste into the lake, therefore the fish died.

• ABecause the factory dumped chemical waste into the lake, the fish died.
• BThe fish died because they dumped chemical waste into the lake.
• CThe factory dumped chemical waste so the fish died.
• DAlthough the factory dumped chemical waste, the fish died.

Glass bottles and plastic containers do not decompose quickly in landfill sites.

Endangered species are animals or plants whose numbers are very high and safe.

Putting paper and cans into a recycle bin helps save natural resources.

If we heat ice to zero degrees Celsius, it melts into water.

Nối hành động bảo vệ môi trường với mô tả phù hợp.

Plastic bags cause severe [blank] in many modern cities. (pollute)

We should buy [blank] products to minimize harm to nature. (eco-friendly)

Many rare animals are now [blank] because people destroy their habitats. (danger)

If people throw away old clothes, they will missing a chance to reuse them effectively.

• Athrow away
• Bwill missing
• Cto reuse
• Deffectively