1. Does your class have thirty students ?
\(\rightarrow\)Are there thirty students in your class ?
2. How much does a bowl of noodles cost ?
\(\rightarrow\)How much is a bowl of noodles ?
3. He often walks to school.
\(\rightarrow\) He often goes to chool on foot
1. Are there thirty students in your class?
2. How much is a bowl of noodeles cast?
3. He often goes to school on foot .