We________ for three hours and are very tired.
A.are walking
B.have been walking
C.were walking
D.had been walking

A.economy
B.village
C.interest
D.industry

The word “ vicinity” in paragraph 2 refers to “ ”
A.The neighborhood around a reservoir.
B.The region where industry developed.
C.The cities in South- East England.
D.The areas along the River Thames.

Which of the following is NOT mentioned as a process of converting seawater to freshwater?
A.Steaming and cooling
B.Water evaporation
C.Dissolving chemicals
D.Purification method

One of the causes of water shortages in South-east England is .
A.increased demand
B.water pollution
C.water-supply system decline
D.water evaporation

Which of the following is NOT true about London’s water supply in the middle of the 16th century?
A.Water was pumped from the River Thames.
B.Water was stored in a reservoir.
C.Water was conducted through canals.
D.Water ran from the reservoir to buildings.

Clean water supply was first taken into consideration by .
A.the Egyptians
B.the US people
C.the English people
D.the ancient Romans

The food that (A) my mom is cooking (B) in the kitchen smells (C) deliciously (D) .
A.that
B.is cooking
C.smells
D.deliciously

A.overweight
B.popular
C.beautiful
D.tomorrow

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.
- Mai: “ What are you going to do this weekend, Lan?”
- Lan: “ ”
A.I don’t feel like going out.
B.What a great idea!
C.I haven’t planned yet.
D.I went to the beach with my dad.