1. We shall buy a new house next year.
2. My mother isn't cooking breakfast now.
3. They didn't go to school yesterday.
4. My friends go to the zoo every week .
1.She often buys toys and books.-1 Does she often buy pencils? No, she doesn`t
2.They lived in this house 2 years ago.2.Did the live this house 2 years ago? Yes, they did.
3.We shall play football at school tomorrow.3.Shall we play football at school tomorrow? Yes, we shall.
4.He is doing his homework now.4 is he doing his camping now?No, he isn`t
2. where
3. her
5. who