New digital mobile phones definitely produce less radiation, but that doesn’t         mean that they should be used without caution.

I didn’t quite ________ what you said, could you explain it again?

Hearing their grandpa was coming, they began to ________ the work to prepare for a nice dinner.

-----These tomatoes are huge ! You must have watered them a lot . -----Yes,  I___. They ought to be piped enough to pick by next Friday

He ____ me to keep away from cigarette and take more exercise.