Только прошу ответить верно!!

1.We travel to European countries every summer.
-...We don't travel to European countries every summer.
?...Do you travel to European countries every summer?
2.Did she eat pizza last week?
+...She ate pizza last week.
?...What did she eat last week?
3.They don't like watching films at home,they like going to the cinema.
+...They like watching films at home,they don't like going to the cinema.
?...Do they like watching films at home or do they prefer going to the cinema?
4.Is she doing her English homework now?
-...She isn't doing her English homework now.
+...She is doing her English homework now.
5.Tony swam in the river last summer.
-...Tony didn't swim in the river last summer.
?...Did Tony swim in the river last summer?
6.The postman isn't delivering letters right now.
+...The postman is delivering letters right now.
?...Is the postman delivering letters right now?
7.Does Sarah ride her bike every spring?
+...Sarah rides her bike every spring.
-...Sarah doesn't ride her bike every spring.
8.He's flying to Moscow tonight.Here is the ticket.
-...He isn't flying to Moscow tonight.
?...Is he flying to Moscow tonight?
9.Mother helped me to clean my room yesterday.
?...Did mother help you to clean your room yesterday?
-...Mother didn't help me to clean my room yesterday.
10.Did you buy flowers for your mother last month?
+...You bought flowers for your mother last month.
-...You didn't buy flowers for your mother last month.