помогите пожайлуста ( желательно все сделать а не некоторые предложения)

I.  15 your  16 their  17 my   II. 18 is, is 19 are, am 20 isn't,  is 21 is, is 22 are, aren't,  are  23 are, am 24 is, isn't,  is 25 is 26 is 27 are  28 will be  29 is, is 30 is