III
1.at 2.far 3.what 4.will play 5.best
6.in 7.on 8.C
IV
1.with/on 2.in 3.at/in/on 4.of 5.in/at
6.for hoặc with 7.with 8.for/on 9. at 10.if
V
1. We will meet Mr.Duong
2.He will be in his small boat,Lac Viet
3.He will leave at eight o'clock
4. We will say goodbye with him
5.He take part in an important race across the Atlantic