The doctor will see you again next week. _____, you must rest as much as possible. 

Mrs Black isn’t in and I’ll have to ring ______. I would appreciate it if you ring _____ after 6 o'clock?  

—Must I turn off the gas after cooking ? —Of course . You can never be _______ careful withthat.

_____ I had done it I knew I had made a mistake.

I have never fallen for this kind of trick. Even though you didn’t lie, it didn’t mean you were ______.