16, her classmate said lan is the most intelligent girl in her class
17, they told us our friends would get the award for their highest scores
18, he said he would go to school by bus the next day
19, phong said he needed to learn more vocalbulary
20, lan said she had to do more grammar exercises

21, tinh said lien she might go shopping with her friends
22, the girl said they had to finish their h.w that night
23, the leader of the groud said they would play with their best to win the prize for their school
24, his brother said him he could use his computer that day
25, ......that they had to train harder for the next match
26, ......that he had to help her to clean the house