用所给词的适当形式填空,使句意完整、正确。 (1) Shall we __________________ ( start ) our lesson now? (2) Who would like ___________________ ( read )the new words? (3) Let _________(she) ____________(clean ) the classroom. (4) Did you see the bird ______________(fly) yesterday? (5) --How many _________________ ( play ) are there in your class? --There are five.