問題詳情
32.We can infer from Dr. Myers and Dr. Worm’s paper that ________.
(A) the stock of large predators in some old fisheries has reduced by 90%
(B) there are only half as many fisheries as there were 15 years ago
(C) the catch sizes in new fisheries are only 20% of the original amount
(D) the number of larger predators dropped faster in new fisheries than in the old
(A) the stock of large predators in some old fisheries has reduced by 90%
(B) there are only half as many fisheries as there were 15 years ago
(C) the catch sizes in new fisheries are only 20% of the original amount
(D) the number of larger predators dropped faster in new fisheries than in the old
參考答案
答案：A
難度：非常困難0
統計：A(0),B(1),C(0),D(0),E(0)
內容推薦
- When prehistoric man arrived in new parts of the world, something strange happened to the large anim
- According to the author, the department stores of the 19th century ________.(A) played a role
- In spite of “endless talk of difference,” American society is an amazing machine for homogenizing pe
- 依土地法分類，飛機基地屬於下列何種土地？(A)建築用地(B)直接生產用地(C)交通水利用地(D)其他土地
- (A) supervision (B) manipulation (C) regulation (D) coordination
- 依中央法規標準法第五條規定，其他重要事項，應以法律定之，下列敘述何者正確？(A)中華民國國旗國徽法為其他重要事項(B)法院組織法為其他重要事項有爭議(C)其他重要事項有爭議由行政院認定(D)學理上稱法
- (A) assist (B) track (C) sustain (D) dismiss
- (A) puts (B) interprets (C) assumes (D) makes
- (A) predicts (B) displays (C) proves (D) discovers
- (A) So (B) Since (C) As (D) Thus
內容推薦
- Why are Arnold Schwarzenegger and Garth Brooks mentioned in Paragraph 5?(A) To prove their po
- By saying "these figures are conservative" (Line 1, paragraph 3), Dr. Worm means th
- Part II Reading Comprehension (Skimming and Scanning) (15 minutes)Directions: In this part, you will
- In the author’s opinion, the absorption of immigrants into American society is ________.(A) r
- Dr. Myers and other researchers hold that ________.(A) people should look for a baseline that
- 某水池有浮游动物和藻类两个种群，其种群密度随时间变化的趋势如图，若向水池中投放大量专食浮游动物的某种鱼（丙），一段时期后，该水池甲、乙、丙三个种群中公剩一个种群。下列关于该水池中上述三个种群关系及
- 下列叙述中正确的是(A). NHCO、CO2都是极性分子(B). CHCCl4都是含有极性键的非极性分子(C). HF、HCl、HBr、Hl的稳定性依次增强(D). CSH2O、C2
- 如图，一辆有动力驱动的小车上有一水平放置的弹簧，其左端固定在小车上，右端与一小球相连，设在某一段时间内小球与小车相对静止且弹簧处于压缩状态，若忽略小球与小车间的摩擦力，则在此段时间内小车可能是
- Stratford-on-Avon, as we all know, has only one industry -- William Shakespeare -- but there are two
- The author seems to be mainly concerned with most fisheries’ ________.(A) management efficien
- 下列关于细菌的叙述，错误的是(A).硝化细菌能以NH,作为氮源和能源物质(B).某些细菌可以利用光能因定CO2合成有机物(C).生长因子是某些细菌生长过程中需要额外补弃的营养物质(D).含伊红和美
- 一列简谐横波沿x轴传播，周期为T，t=0时刻的波形如图所示。此时平衡位置位于x=3 m处的质点正在向上运动，若a、b两质点平衡位置的坐标分别为xa=5 m, xb=5 m,则 (A).
- It can be inferred from Paragraph 3 that ________.(A) the sightseers cannot visit the Castle
- Many things make people think artists are weird. But the weirdest may be this: artists’ only job is
- 21．Reality is not the way you wish things to be, nor the way they appear to be, _________ the way th
- 已知乙酸（HA）的酸性比甲酸（HB）弱，在物质的量浓度均为0.1mol/L的NaA和NaB混合溶液中，下列排序正确的是(A).c(OH)>c(HA)>c(HB)>c(H+) (
- 已知太陽到地球与地球到月球的距离的比值约为390，月球绕地球旋转的周期约为27天.利用上述数据以及日常的天文知识，可估算出太陽对月球与地球对月球的万有引力的比值约为(A).0.2 (B).2 (
- By saying “Stratford cries poor traditionally” (Line 2-3, Paragraph 4), the author implies th
- The word “bummer” (Line 5, paragraph 5) most probably means something ________.(A) religious(
- 已知某种限制性内切酶在一线性DNA分子上有3个酶切位点，如图中箭头所指，如果该线性DNA分子在3个酶切位点上都被该酶切断，则会产生a、b、c、d四种不同长度的DNA片段。现在多个上述线性DNA分子
- 电解100mL含c（H+）＝0.30mol/L的下列溶液，当电路中通过0.04mol电子时，理论上析出金属质量最大的是(A). 0.10mol/LAg+ (B). 0.20mol/L Zn2+(
- 三个原子核X、Y、Z，X核放出一个正电子后变为Y核，Y核与质子发生核反应后生成Z核并放出一个个氦核（42He）。则下面说法正确的是(A). X核比Z核多一个质子(B). X核比Z核少一个中子(C
- According to the townsfolk, the RSC deserves no subsidy because ________.(A) ticket prices ca
- In the author’s opinion, advertising ________.(A) emerges in the wake of the anti-happy art(B
- 下列关于细胞工和的叙述，错误的是(A).电刺激可诱导植物原生质体融合或动物细胞融合(B).去除植物细胞的细胞壁和将动物组织分散成单个细胞均需酶处理(C).小鼠骨髓瘤细胞和经抗原免疫小鼠的(B)淋巴