5.london is a big city , but tokyo is ---------- than london
a. the bigger b. bigger c. biggest
6. there is lots of--------- in Viet Nam . Our country is very green
a. desert b. land c.rain
7.his father is a ----------- he works in a factory
a. worker b. nurse c. teacher
8.what does tuan do in his free time ? -he ---------- on the river
a works in the factory b goes fishing c. does his homework
5)b
6)b thì phải
7)a
8)d