--I’m sorry I ______ my exercise book at home.---Don’t forget _______ it to school tomorrow, please.
—What ________ bad weather it is today! —Yes, ________ weather makes me so sad.
--We tried our best, but at last we lost the table tennis match. ---______.
As for myself, I am ______interested in ______stamps.
If you are too tired to go any______, ______a rest.
To keep you______, you’d better ______ helmet(头盔) when you skate on real ice.