______ example of John shows that ______ knowledge of first aid can help a lot.
New iPhone goes on sale on Friday with ________ bigger screen and 4G wireless technology, as ________ company seeks to keep its competitiveness.
We _______ not be embarrassed about our weight now.
I regret ______ those weight-loss pills, because I am now in hospital.
Walking and riding your bike count, and ______ .
Healthy eating along with regular exercise _______ important for your health.