Fill in the gaps with suitable prepositions:
1/ We are very happy to have a friend ……..…………you.
2/ The children are very excited ………..……..their next summer holiday.
3/ You can buy many things ………..……………sale at the fair.
4/ My sister is known …………….... the most beautiful girl in her class.
5/ There was a meeting …………..…..the students and the teachers.
6/ Children usually get bored ………..……reading long books.
7/ The Mona Lisa is a painting ………..……Leonardo de Vinci.
8/ Chocolate is made ………………milk, cocoa and favoring.
9/ Tam had high marks………..…exams…………working very hard…..……school.
10/ We are interested …………….joining sports very much.