Complete the passage with a suitable word from the box.
power. heat. effective. devices produce. resources. experimentally. fuels |
Are you looking for a cheap, clean, (1)_____ source of power that doesn't cause pollution or waste natural (2)_____? Look no furthet than solar energy. While mosr (3)_____ now in use are beging burned at an astonishing rate, solar energy, or (4)_____ from the sun, will last as long as the world lasts. This energy has already been used to (5)_____ and cool homes. and to cook food. It has been used (6)_____ in radio batteries and in furnishing power for telephone lines. The (7)_____. However, are cheap to operate but very expensive to (8)_____.
Ace giúp em với ạ!!! có lòng tốt giúp em nốt "tại sao dùng từ đó ở đó" Em cảm ơn ạ!!!
Complete the passage with a suitable word from the box.
. . . . . . |
Are you looking for a cheap, clean, (1)__effective___ source of power that doesn't cause pollution or waste natural (2)__resources___? Look no furthet than solar energy. While mosr (3)__fuels___ now in use are beging burned at an astonishing rate, solar energy, or (4)__power___ from the sun, will last as long as the world lasts. This energy has already been used to (5)__heat___ and cool homes. and to cook food. It has been used (6)___experimentally__ in radio batteries and in furnishing power for telephone lines. The (7)___devices__. However, are cheap to operate but very expensive to (8)___produce__.