Tina _____ have known the truth, or she would have told us

Travellers, when ____________ the checks, have to sign the checks in the presence of the bank or service clerks

I have four letters to write today and I have finished_________．

_______ another three weeks, I would have been able to finish the experiment.

—When can I call on you, afternoon or evening?
—________. I’ll be at home all the time.

I don't think the audience would care _________the film is financed or distributed.

Either he or I ______to the airport.

We’ll have to finish the job, _____.

We have to finish the work now, ______?

Hey, Nick. ______ comes the last bus! Hurry up, or we’ll have to walk home.