Ответ:

Where have you been?: Where has your friend been?;Why have you been calling me the whole day?;Who have you met at the conference?;How many pizzas has he baked for the dinner?;How long has the baby been crying?

Объяснение:

Ответ:

Where have we been running?

Where has your friend been?

Why have you been calling me?

Who has you met at the conference?

How many pizzas has he baked for dinner?

How long has the baby been crying?