Complete these sentences with comparative or superlative: 1. This dress is the ………………………………of three dresses.(expensive) 2. Vietnamese students work ……………hours than American sts (few) 3. He has ……………………………….. money than his wife. (much) 4. Summer holiday is …………than tet holiday. It’s the ……… holiday(long) 5. Tom is ………………………… than Peter (intelligent)

Choose the, word or phrase (A. B, C or D) that best fits the blank space in the following passage: Are you looking for a cheap, clean, effective (1)_________ of power that doesn’t cause pollution or waste natural resources? Look no further than solar energy (2)_________ our Sun. This power could be provided by the Sun. One percent of the solar energy that reaches the Earth is enough to provide power for the (3) _________ population. Many countries are already using solar energy. Solar panels are placed on the roofs of a house and the Sun’s energy is used (4) _________ water. The energy can be stored for a number of days; so on (5)……………… days you can use solar energy, too.
1. A. source

B. resource

C. resources

D. way

2. A. in

B. from

C. of

D. above

3.

A. all

B. recent

C. total

D. enormous

4. A. heat

B. to heat

C. heating

D. heated

5. A. cloudy

B. cloudless

C. sunny

D. beautiful