HIV可以感染的细胞有（） A.CD4+T细胞 B.单核-巨噬细胞 C.B淋巴细胞

下列解释实验事实的方程式正确的是

A．氨水中滴入酚酞溶液，溶液变红： NH₃·H₂O NH₄⁺ + OH^—

B．90℃时，测得纯水中c(H⁺)·c(OH^—) =3.8×10^—13： H₂O(l) H⁺(aq) + OH^—(aq)H＜0

C．FeCl₃溶液中通入SO₂，溶液黄色褪去：2Fe³⁺+SO₂ +2H₂O 2Fe²⁺ + SO₄^2—+ 4H⁺

D．向苯酚钠溶液中通入CO₂，溶液变浑浊：2C₆H₅ONa＋CO₂+H₂O →2C₆H₅OH＋Na₂CO₃

增加：在缺词处加一个漏字符号（∧）,并在其下面写上该加的词。删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写上修改后的词。

小题1:When cross the street, he was knocked down by a car. 

小题2:I would be grateful for you if you give me some advice.

小题3:We requested him put an end to his speech.

小题4:After school, the students went straightly home.

小题5:My money has been given out.

小题6:She gave me a determination look—the kind that said she would never change her mind.

小题7:Buried himself in his research, he didn’t notice the stranger come in.

小题8:The earthquake caused great damages to the city.

小题9:The selfless doctor devoted his time to rescue the injured.

小题10:He broke the law, but he successfully escaped from being punished.

患者周身骨节疼痛，后背怕冷，手足不温，口不渴，舌淡，苔白腻，脉沉，治宜（）

A.麻黄汤

B.桂枝汤

C.附子汤

D.桂枝加芍药生姜各一两人参三两新加汤

E.葛根汤

“21三体综合征”患者比正常人多了一条21号染色体，从变异类型上看，这种遗传病属于（）

A.基因突变

B.基因重组

C.不遗传的变异

D.染色体变异

下列是高渗性昏迷临床特点的是（）

A.皮肤潮湿多汗，呼吸正常

B.多发于青年，已有糖尿病史

C.脉搏饱满，血压稍高

D.尿糖阴性，尿酮阴性

E.起病慢，有嗜睡幻觉、震颤、抽搐等