---I love the Internet. I’ve come to know many friends on the Net.---_______ .Few of them would become your real friends.
He is always full of __________ as though he has neverknown tiredness.
At present we have no __________ of life on otherplanets.
This book __________ ten units,__________ three main revision.
—I think arts are more interesting than science ones. —__________. I prefer science subjects.
Driving after drinking still __________ many trafficaccidents now.