If it ________ for the heavy rain then, we would have arrived here ahead of time.
John is a lazy student, one of ______ bad study habits is to leave for tomorrow ______ ought to be done today.
We met a strong wind ______ by a heavy rain on our way home yesterday.
There are 3000 workers in the company, with young women from the country ______ the largest part.
______ well prepared you are, you still need a lot of luck in mountain climbing.
—Did you get a ticket then?—Yes, otherwise I ______ the concert last night.