A. supporting B. supporter C. support D. supportive.
+ By being thrifty and shopping wisely, housewives in the city can feed an entire family on aslittle as 500.000 VND a week.
A. economical B. luxurious C. miserable D. sensible.
+ Which of the following does the passage mainly discuss?
A. An environmentally friendly approach to constructing buildings
B. New technologies applied to constructing office buildings
C. Successful green building projects all over the world
D. Economic benefits of environmentally responsible buildings.