Review grammar U5+U6

The shark is ................................. animal in the sea.

• dangerous than

• more dangerous than

• the most dangerous

• dangerousest

A whale is ............................... a turtle.

• the biggest

• bigger than

• bigger

Grammar: Future Simple (Thì Tương Lai Đơn)

Will she be free this afternoon? - "____"

• No, she doesn't

• No, she isn't

• No, she won't

• No, she will

In the future, robots (help) (a)   us do many things like cooking, working and studying.

My father (have) (a)   a five-day holiday next week. He will go to Da Lat.

Many countries in the world (use) (a)   solar energy in the future. (solar energy: năng lượng mặt trời)

A farmer and a worker, who works ____?

• the harder

• harder

• the hardest

• hardest

Switzerland is one of _______________ countries in the world. (rich)

• the richest
• richer
• rich

One World Trade Center is _______________ (tall) building in the United States.

• the tallest
• taller
• tall

My mother is _______________ (good) cook in the world.

• the best
• better
• good