I like playing football ________ hockey.
A．but B．and C．or
Mike ________America.
A．comes from B．come from C．is come from
We play football ________the field.
A．on B．in C．at
They are playing hockey________．
A．yesterday B．tomorrow C．now
Gao Wei and his friend________ TV.
A．is watching B．are watching C．watching
, please ! Let me see your knee !