Johan didn’t review(复习)lesson, ________ he couldn’t answer the teacher’s question.[ ]

Is this Mr. White’s office, Mary?— Yes, _____.

Not until father came in ______ to prepare my lessons.

Thereisn’tsomuchnoiseinthecountry______inbigcities. [ ]

Could you please tell me ________ the USA?—In two weeks, I think.