Under no circumstances _______the search far the missing plane.

How can I make fewer mistakes in the exams–Try to be careful. _______ careful you are, _______mistakes you will make.

Mike, is this Mary’s video— Yes, it’s____. She is looking for ____ video now.

The terrorist escaped across the ______ of the two countries, which made things even worse.

Tomisonly______.Idon’tthinka_______boyshouldbeallowedtodrive.