学龄儿童少量的标准是
A.肠套叠病程36小时,全身情况可B.肠管坏死,极度危急时C.口服碳片8小时后由肛门排出D.果酱样血便E.肠套叠病程56小时
参考答案:A
— What made Bill so angry?
—____________. His girl friend promised to come at 8:30, but she hasn’t come yet.
A.Having kept waiting
B.Being kept waiting
C.To be kept waiting
D.He was kept waiting
土地单元