A lot of language learning,________has been discovered,is happening in the first year of life,so parents should talk much to their children during that period.
She was in hospital for about half a year. He felt as if he was ___________ from the outside world.
—Mike, the phone is ringing. Do you want me to answer it? —No, sit still. ___________ .
-- Did Peter fix the computer himself? -- He ________, because he doesn't know much about computers.
Last week, only two people came to look at the house, _______ wanted to buy it.
You can only be sure of you have at present; you cannot be sure of something ___ you might get in the future.