Have you finished your report yet? —No, I’ll finish it in _______ ten minutes.

Martin was once ________ “problem student”, but now he’s one of ________ top students.

_____ people are there in your town? —One hundred thousand.[ ]

Sometimes I feel stressed, but I don’t know ______for help.

What about listening to the English program on the radio while learning English? –Personally，___________．