She looks very sad. I want to help her, but I just don’t know ____ to do it.
—_______ Li Lei _______ play computer games? —No, he _______.
—He plays basketball so well! Who taught _______? —He learnt it by _______.
—Must I take part in the activity? —No, you _______. You’re too young. You should look after yourself.
—Watching TV too much _______ bad for your eyes. —I’ll go to bed right away.
There _______ an English party in our class next week.