1-there is a boy in the street-there are a boys in the street
2-there is a dog jumping.-there are a dogs jumping
3-there is a man buying shoes.-there are men buying shoes
4-there is a women in the bank-there are a women in the bank
5-there is a cat playing.-there are cats playing
6-there is a teacher speaking.-there are teachers speaking
7-there is a soccer player with the ball.-there are 
soccer players with the ball 
8-there is a book in the table-there are a books in the table
9-there is a pen in the backpack.-there are a pens in the backpack
10-there is a cream in my cake-there are a creams in my cake.

espero ter te ! : )