IV: 1, official
2, inspiration
3, mordernized
4, designer
5, tropical
6, careful
7, sale
8, friendliness
9, impression
10, modernity
11, fashionable
12, national
13, impression
14, national
15, fashionable
16, peaceful
17, friendliness
18, occasionally
V: 1, I haven't seen her for 10 years
2, Nam wishes his younger sister were here with him now
3, Their homework was corrected yesterday
4, I wish I could speak English fluetly
5, My teacher hasn't smoked for a long time
6, Our teeth should be brushed carefully after meals
7, He used to be absent from class
8, I wish his neighbors were friendly
9, Jeans are sold all over the world
10, We have learned English since 2008
11, Their homework has to be done by these students
12, I wish I knew how to use a computer
13, I have worked for the company for a year
