慢性支气管炎咳痰性质为;
A、白色泡沫样痰
B、粉红色泡沫样痰
C、绿色粘液痰
D、砖红色粘稠痰
E、血痰
参考答案:A
110. --- It is warm and I am just wearing a shirt today.
--- But the weather here ____ change.
A.can
B.shall
C.must
D.Should
生产固体废物的单位和个人不得擅自()固体废物
A、倾倒
B、堆放
C、丢弃
D、遗撤