Unit 10: SOURCE OF ENERGY
GRADE 7
I. Choose the best answers to complete the sentences.
1. By the middle of the 21st century, people in …………… countries will be using more renewable
energy.
A. developing
B. develop
C. to develop D. development
2. Alternative sources of energy___ developed in the near future.
A. is
B. was
C. has been
D. will be
3. “Why is it called a ____________ source?” – “Because it can be replaced easily and quickly.”
A. effective
B. specific
C. renewable D. non-
renewable
4. Hydro power is _____________ because dams cannot be built in certain areas.
A. limited
B. unlimited C. abundant
D. enough
5. At this time next week, we ______________ a wind turbine in our garden.
A. install
B. installed
C. will installed
D. will be installing
6. Biogas is _____ and cheap for cooking and heating.
A. plenty
B. abundant
C. serious
D. expensive
7. A hydropower station ______________ in the North of the country next year.
A. will be built
B. were built C. was built
D. has been built
II. Give the correct forms of the words in brackets. (1,5 pts)
1. I think it is a good _______________in this circumstance. (CHOOSE)
2. We are having an interview with Mr. Phong, one of the Elephant Race ________. (ORGANISE)
3. There are a lot of cultural and ______________activities held as part of this festival. (ART)
4. Solar power can be used to _______________ or cool our houses. (HOT)
5. There will be a _______________ of energy in the near future. (SHORT)
IV. Read the following passage and answer the questions.
We are looking for cheap, clean, and effective sources of energy. These types of energy won’t cause
pollution or waste natural resources. It will be provided freely by the sun. One percent of the solar
energy that reaches the earth will be enough to provide electricity for the whole population of the
world. Solar energy will be used by many countries around the world. Solar panels will be placed on
the roofs of houses and other buildings and the sun’s energy will be used to heat water. The energy
1
Để tải trọn bộ chỉ với 50k, vui lòng liên hệ qua Zalo 0898666919 hoặc Fb: Hương Trần