粉红色泡沫样痰见于（）
A.慢性支气管炎
B.肺结核
C.肺癌
D.支气管哮喘
E.急性肺水肿
参考答案：E
She was busy, or she _________ him more help. [ ]
A. had given
B. would give
C. could have given
D. give
采用划线更正法时，最后由审核人员在更正处签名盖章，以明确责任。( )
