If you have health examinations______, any disease you may have can be discovered early and successful treatment is more likely,

We don’t have to keep these old chairs any more. ________, they are falling apart（支离破碎）.

The weather here is very cold, _______ in January and February.

Those who do exercise _____ in our club have showed amazing improvements in health and weight.     

 — It’s getting dark, but Mr. Chen is till at his office. — No surprise. Who else can _______ he does.