They go to school at the 7 o clock everi day(when)-задайте вопрос к предложению.      He will travel to london with his friends(with whom)- задайте вопрос к предложению.  

They go to school at the 7 o clock everi day (when)-ask a question appartments. He will travel to london with his friends (with whom) - ask a question appartments.

When do they go to school everY day?

With whom will he travel to London?