Tom usually ____ his room after school. But now he _____ tennis(网球).

A. cleans; plays  B. cleaning; playing    C. cleans; is playing

以下不正确的定义语句是

A．double x[5] ＝{2.0,4.0,6.0,8.0,10.0};

B．int y[5] ＝{0,1,3,5,7,9};

C．char c 1[ ] ＝{'1','2','3','4','5'};

D．char c 2 ＝{，'\x10','\xa','\x8'};