Sandy is feeling blue today. Let’s do something to ________.
________should not be allowed to go out at night.
—Do you believe there are aliens?—I’m afraid not.I don’t think aliens________in space.A.can findB.can be foundC.can’t be found
This kind of bicycle________in Tianjin.
I can’t hear you.Would you please speaK________?
Food and drink should________to be brought into the reading room.