21.He is old enough to live (depend)…………………. 22.You can believe him.He is a (depend)……………………person. 23.Vietnam is an (agriculture)………………………country. 24.Nga is one of Hoa’s good (class)…………………. 25.We are very (interest)…………….……….in temples and museums in Hanoi. 26.The story the tour guide told us is really (interest)…………………… 27.Hanoi is a very (interest)……………………………city. 28.Finding the films (interest)…..…………………, they decided to turn off the TV to go to bed. 29.More (interset)………..………..……my father and my friend’s father used to be classmate. 3o.English is the (office)……..…………………language in Singapore.