如患者病情迁延不愈,病程超过多长时间称为慢性
A.2周
B.1个月
C.6周
D.2个月
E.3个月
参考答案:D
Do you think it ____ great reward for Beijing to hold ______ Olympics in 2008?
A.the; the
B.a; the
C.a; an
D./; /
执行如下命令的输出结果是 ?15%4,15%-4
A.3-1
B.3 3
C.11
D.1-1