2. Viết T (true) hay F (false) sau mỗi câu dưới đây(2pts)
T
a. Solar energy is a cheap, clean, effective source of power.
b. We have used less fuels nowaday.
F
c. Solar energy will provide for a very long time.
d. Solar energy can be used to cook food..
III. Hoàn thành các câu sau với các từ cho sẵn (2pts)
1 If/ she/ study/ she/ pass/ final exam
-> If she studied harder, she would pass her final exam.
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