(湖南省雅礼中学2009届高三第七次月考 )—Are you pleased with what he has done?

—It couldn’t be ________ . Why didn’t he put more effort into his work?

A．any worse

B．much better

C．so bad

D．the best

若要求从键盘读入含有空格字符的字符串，应使用函数

A．getc()

B．gets()

C．getchar()

D．scanf()