查询词典 C.B.D.

Since the etiologic diagnoses of hepatitis A, B, C, D and E were established, there are still a part of patients with hepatitis in which the pathogenic causes can not be identified. After a lot of epidemiological and laboratory investigations, it was speculated that other parenterally transmissible pathogens causing human hepatitis existed.

自从建立起甲、乙、丙、丁、戊5种肝炎病毒的病原学诊断之后，仍有少部分肝炎患者的病因得不到明确，因此不少学者试图探索是否还有新型肝炎病毒的存在，并进行了大量的流行病学和实验诊断的研究，认为的确存在可经肠道外传播并引起人类肝炎的致病因子。1995年Simons等成功地克隆出2株黄病毒RNA序列，称之为GBV-A、GBV-B。

Nobody yet knows how long and how seriously the shakiness in the financial system will down the economy.

A put B settle C drag D knock 答案：C 本题大意：没有人知道金融体系的不稳定会在多长时间内，多大程度上把经济拖垮。

In some species of fish, such the three-spined stickleback, the male, not the female, A B performs the task of caring for the young.

C D Key：B 分析：第一步分析空前后的关系，发现没有什么不对的地方。

B The evidence why our apelikeancestors came towalk on four legs.C The evidence why our apelike ancestors came to walk on two legs.D The evidence why chimpanzees can be trained to walk on two legs.

C。该题可以利用文章主题内容直接判断答案，也可以利用问题句及被选项中的特征结构及细节信息结构共同作为答案线索，在文章中查找答案相关句

The crystal belongs to monoiclinic with space group P2 1/n, a=1.7073(7)nm, b=1.7447(7)nm, c=2.4333(10)nm,β=109.694(7)°, Z=4,V=6.824(5)nm 3, D x=1.282g/cm 3,μ=0.793mm -1, F(000)=2696, R 1=0.0563, WR 2=0.1539. In the crystals of compound, the tin atoms rendered seven-coordinate in a distorted pengonal bipyramidal structure.

我们以 NEt3 作缚酸剂，用 Ph3 Sn Cl与 2 ，6 -吡啶二甲酸以 1∶ 1摩尔比反应时，没有得到预期产物 Ph3 Sn O2 C(2 ，6 - Py)CO2 H ，而是得到一种 Sn- Ph键断裂的离子型有机锡化合物(Scheme1 )。

The composition comprises: 35 to 65 wt % of an anionic detergent or surfactant selected from alkyl benzene sulphonic acids, alpha olefine sulfonates, long chain fatty acid sulphates, higher fatty acids, as well as the alkali metal and alkaline earth metal salts thereof, and natural detersive agents, and mixtures of any of these; 3 to 15 wt % of a non-ionic detergent or surfactant selected from alkoxylated alkyl phenols and alkoxylated fatty alcohols; 5 to 10 wt % of a water-swellable cellulose derivative or a salt thereof, wherein the cellulose derivative exhibits a viscosity of at least about 1500 cps, measured in a 1 % aqueous solution at 25 DEG C with a Brookfield viscometer having spindle 3, speed 30rpm, factor 40 for viscosities of 2500-3500 cps; 6 to 20 wt % of a solubility regulator selected from alkali metal and alkaline earth metal chlorides, carbonates and sulphates, aluminosilicates and starch; and 0 to 20 wt % of a fragrance or perfume in solid, liquid or microencapsulated form.

该组合物包含：a35―65％重量的阴离子洗涤剂，其选自烷基苯磺酸、α－链烯烃磺酸盐、长链脂肪酸硫酸盐、高级脂肪酸以及其碱金属和碱土金属盐和天然的去污剂，和任何这些组分的混合物；b）3―15％重量的非离子洗涤剂，选自烷氧基化烷基酚和烷氧基化脂肪醇；c）5～10％重量的水可溶涨的纤维素衍生物或它们的盐，其中纤维素衍生物按1％水溶液在25℃下用Brookfield粘度计（3号转轴，转速30rpm，2500―3500cps粘度的因子是40测定；具有粘度至少约1500cps；d）6―20%重量的溶解性调节剂，选自碱金属和碱土金属氯化物、碳酸盐和硫酸盐、硅铝酸盐和淀粉；和e）0～20％重量的为固体、液体或微囊包封形式的香精。

Megalodon, the largest shark, is extinct B. Megalodon is not extinct but just out of reach C. Megalodon was 52 feet long and had a jaw 7 or more feet wide D.

文章第一段第三，四句指出，巨齿鲨一般被认为生活在一百万到五百万年前，它们长 52 英尺，下颚至少 7 英尺宽；该段最后一句指出，几乎没有人相信巨齿鲨没有灭绝而只是迁到了深海生活，即这一观点并不为大众所接受，故选 B。

Methods: To analyze retrospectively 9 patients with stage C and stage D1 prostate cancer. All patients accepted the combined treatment of ~(125)I seeds intraoperative implantation, bitateral orchidectomy, and Flutaminde (250 mg every 8 hours) in this hospital.

对9例处于C期或D期的前列腺癌患者，经膀胱前列腺内植入~(125)I粒子，种植后行膀胱造瘘、双侧睾丸切除术并口服氟他胺250mg；观察患者症状、血象变化、肝功、B超或MRI扫描测定前列腺大小，每三个月观察PSA值变化。

Two defects ofarticular cartilage were made in the trochlear groove of each rabbit. The defect of groupA was filled with stabilized fibrin-chondrocyte constructs that had BMP-2 and that ofgroup B was filled with the stabilized fibrin-chondrocyte constructs.

在A组、B组和C组的关节软骨缺损中分别植入有生长因子BMP-2的细胞改良FG支架复合物、无生长因子的细胞改良FG支架复合物以及无细胞和生长因子的单纯改良FG支架，D组为空白对照组。

TO TRANSPOSE: Drop arm down, then turn clockwise to engage D, C, and B tunings.

转置：垂臂下来，然后再顺时针方向进行研发，C和乙调音。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。