_____may be given ____means of flags,lights, and guns.

_____ did Mr Li finish the work last night —At about eleven, I think.

We’ll carry the work through , cost _______ it may

Is that man in a red T-shirt Mr Smith—It________be Mr．Smith．He is on the way to London now．

If the wind blows softly, we kites in the park instead of playing cards at home this afternoon.