reading unit 11 lớp 11

Task 1. The words in the box all appear in the passage. Fill each blank with
a suitable word (Use a dictionary when neeessary).
(Những từ trong khung xuất hiện trong đoạn văn. Điền vào chỗ trống một từ
thích hợp. Sử dụng từ điển nếu cần)
Hướng dẫn giải:
1. Six hundred balloons were released at the ceremony.
2. They are looking for alternative methods of making it.
3. People use energy to run machines, heat and cool their homes.
4. The food in the restaurant is cheap, but the choice is rather limited.
5. Fuel supplies are nearly exhausted.
Task 2. Scan the passage and write down the advaniage(s) and
disadvantage(s) of each alternative source of enerey.
(Đọc lướt đoạn văn và viết ra thuận lợi và bất lợi của từng nguồn năng lượng
thay thế.)
Hướng dẫn giải:
Source of energy

Advantages

Disadvantages

Nuclear power

it's unlimited.

It can be very dangerous.

Solar energy

It's available. It's not only
plentiful and infinite but also

clean and safe.

It's only possible when it's
sunny.

Water power

It's clean and unlimited.

It's expensive.

Wind power

It's clean and unlimited.

There's no wind energy
when there is no wind.

Geothermal heat

It's available.

It's available only in a few
places.

Task 3. Answer the questions.
(Trả lời các câu hỏi.)


Hướng dẫn giải:

1. Our major source of energy comes from fossil fuels.
2. Five sources of energy are mentioned in the text. They are nuclear power,
solar energy, water power, wind power, geothermal heat. I think solar energy is
the most potential.