5) the USA had Colour TV in 1953.
6) the world cup is held every four years.
9)I haven't seen my best friend for 3 months.
10)she has lived in ha noi for 5 years.
11) my father took me to the zoo yesterday
12) Has Lan learnt english for 2 years? No, he has learnt for 3 years.
1) Nam usually goes To school by bike
Chúc bạn học tốt!!!