--- Mr Wu, could you tell me ________?--- You’d better do more speaking.
—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.
Attention,please!All the mobile phones must________before the meeting starts.