I haven’t seen Jack for three days. Is he ill—_______. His mother told me that he was in hospital.

If Newton lived today, he would be surprised by what in science and technology.[ ]

al evidence began to ______,suggesting that the new drugs had a wider range of useful activities than had been predicted from experiments in animals.

Jiff,is it your computer game–_____. It’s Linda’s

Doctor Wang often asks us ______ too much meat.