--Why do you want to stay at home?--Because I ________ good when I am with my family.
—____ my pen?—Yes, I ___ it on your desk five minutes ago.
—_____ and see a film this afternoon?—That’s a good idea.
—Can you tell me ______?—By doing more speaking.
After school he didn't go home. ______, he went to the playground.
______ summer nights, we often go to sleep ______ the window open.