一位50多岁男性患者，患慢支、肺气肿多年，某日上午因用力咳嗽，突感胸痛气促，立即被送

Hi! I’m Pleasant Sheep(喜羊羊). I’m         boy.I’m seven      old. I have a _     mouth, and my _____are big.My nose is small.

I have four good______. We are movie stars(电影明星). We are____ the same class. They are nice to me. Pretty Sheep(美羊羊) is my____ friend. She is a nice girl.Does she have big eyes? Yes, she____ big eyes,too.

Our(我们的) monitor(班长) is a girl. She is eight years old. She has abig head,_____ her eyes are small.__ ___,who is she?

小题1:A. a                 B. an                C. the

小题2:A.year               B.years             C.a year

小题3:A.small              B. big                C. Wide

小题4:A. nose             B. eyes              C. leg

小题5:A.students          B. teacher            C. friends

小题6:A.in                B. on                C. to

小题7:A. big              B. good               C. nice

小题8:A.have             B. has               C. is

小题9:A. too              B. in                 C. but

小题10:A. Guess          B. Thank             C. Know

戴高乐大陆政策，中国古代文明探源工程

重症肌无力患者因肺部感染而住院治疗，2天后发生危象，这时首先应（）

A.停用导致病情加重的可疑药物

B.先鉴别危象类型，然后对症处理

C.保持呼吸道通畅和正常换气

D.继续治疗肺部感染

E.肌肉注射新斯的明1mg

最容易被诱导免疫耐受的细胞是

A．NK细胞

B．B细胞

C．T细胞

D．巨噬细胞

E．单核细胞

污水任其流入水体和土壤的危害性是什么？