________ any other species, human populations are shaped by the usual forces of natural selection, like famine, disease or climate[ ]

The book _______ well. I’m afraid it _________ out.

sition, however, ________ you areapplying, is not quite a well­paid one

The teacher told his students that the earth _____round the sun.

I told him what I wassurprised____________ his attitude towards his study.