It’s very kind ______ you to show me the way.
– Where is Miss Wang?– She went to Shanghai last week and will return __________ three days.
Lin saw __________ UFO last month. It’s strange.
–Do you mind telling me how to restart the computer? –______. It’s simple. Just press the button here.
He ______ be at home, because the light in his room is on.
–My brother’s never been late for work, ______? –______. He is a hard-working man.