______do you improve your speaking skills—-By _____ with groups.

I _____ as soon as you come back

“Crash diets” make us lose weight fast and I amall into that. —But it_______better to work out.

Humans must first of all eat, drink, have houses and clothing, _____ they can pursue politics, science, art and religion.

It is an interesting story and one can’t put it down _____ one has finished reading it.[ ]