治疗支原体肺炎宜选用的药物是（） A．苯唑西林 B．利巴韦林 C．阿奇霉素 D．两性

阅读理解。

     The exam comes in July. When the exam finishes, the summer vacation begins. Boys and girls have two months to

rest. The summer vacations are the best part of a year for most children. The weather is usually good. They can swim,

go to summer camp or visit other places with their parents.

     We all know that the beaches are good places to relax. Some children are lucky to live near the sea. They can enjoy

the sea at any time.   But for the children who live far from the sea,   they go to the beaches for only one or two weeks

with their parents.

     Why do children like spending their summer vacation on the beaches? It is because they like the sand, the sun, the

cool wind and the salt water. There are a lot of new things to see , nice things to eat and exciting things to do.

1. School children usually have exams ______.

A. in July               

B. before July

C. after July                

D. by July

2. How long is the summer vacation? 

A. Two weeks.            

B. Two months.

C. Three months.        

D. One or two weeks.

3. Why do children like the summer vacation?

A. Because the weather is good.

B. Because it is long.

C. Because they have lots of activities and the weather is good.

D. Because they can go to the beaches.

4. Children who live near the sea can enjoy the Sea _______.

A. any time they want

B. for one or two weeks

C. two months

D. one month

5. Which of the following is TRUE?

A. Children like going to the beaches only because they can see lots of new things.

B. Most parents can take their children to the beaches and they can enjoy the sea at any time.

C. Parents like the summer vacation best.

D. Children can swim and enjoy the sand, wind and water on the beaches.

甲级、乙级安全评价机构资质证书有效期满需要延期的，安全评价机构应当于期满前( )个月向原资质审批机关提出申请，经复审合格后予以办理延期手续。

A．1

B．3

C．6

D．9

线可分为（    ）、（    ）和（    ）。

尿蛋白表现为混合性蛋白尿的是（）

A.肾小球肾炎

B.肾盂肾炎

C.肾病综合征

D.多发性骨髓瘤

E.系统性红斑狼疮

女性，27岁。于上午8点被运渣车撞倒碾压致伤。伤后在当地镇医院进行抗休克处理，后转往县医院继续抗休克，血压稳定后于下午17：37转送我院，期间除补晶体液外，未做任何检查及处理。入院检查：T38.1℃，P160次/分，R24次/分，BP60/20mmHg。被动体位，痛苦面容，面色苍白，表情淡漠，烦躁，四肢冷。全腹轻压痛，无肌紧张及反跳痛。会阴部有一16cm×7cm不规则撕裂伤口，深达肌层，出血不止，浸湿填塞纱布。RBC2.5×10¹²/L，Hg77g/L，HCT0.23l/L，WBC27.0×10⁹/L，N68%，CO₂CP19.6mmol/L。腹腔诊断性穿刺（-）。CT检查：腹腔内有散在低密度影、骨盆粉碎性骨折。

该患者是否需要剖腹探查？其手术指征是（）

A.腹痛，休克

B.CT检查提示腹腔内有散在低密度影

C.腹腔诊断性穿刺虽为阴性，但不排除腹内脏器损伤

D.骨盆骨折可并发盆腔内脏器损伤或腹膜后血肿

E.会阴部撕裂伤出血不好解释重度失血性休克