Reading is ______ good habit. Stick to it, and you'll make ______ great progress.
-- Has your sister come back? --Yes, she has. She______ back two days ago.
There __________great changes in our hometown in the past fifteen years.
-----________did your uncle leave his home town ? ----He ___________for nearly twenty years.
It's very to play chess with old friends at home.
—Where have you _________? —I’ve ________ the supermarket.