( )(5)This is ______egg and that is _____ hot dog.A. an, a B. a, a C. an ,an
( ) The teacher told us that the sun ____in the east.
( )In the past he often made his sister____, but now he is often made ___by his sister.
( ) What do you think ______solve the problem?
( ). _______ is the most interesting of _________.
( ) We all like him because he says __________ but does much.