【单选题】According to the passage, what was the general attitude toward the principle underlying the ordinance of 1784?
A.
It was considered the most important doctrine of the day.
B.
It received wide support at that time.
C.
It was more popular in Virginia than elsewhere.
D.
It was thought to be original and creative.
【单选题】What is becoming essential in the course of economic globalization according to the author?
A.
Hiring qualified technical and management personnel.
B.
Increasing understanding of people of other cultures.
C.
Constantly updating knowledge and equipment.
D.
Expanding domestic and international markets.
【单选题】According to the professor, what was the major change in the agriculture during the 19th century?
A.
Crop production became increasingly specialized.
B.
Economic depressions lowered the prices of farm products.
C.
New banking laws made it easy to buy farmland.
D.
The United States increased its agricultural imports.
【简答题】下列几组器官中,在功能上差别最大的一组是( ) A.睾丸和卵巢 B . 阴茎和阴道 C.输卵管和输精管 D . 子宫和前列腺 2 . (天津中考)胎儿与母体交换物质的器官是( ) A.胎盘 B.卵巢 C.输卵管 D.子宫 3 . 人类新个体的产生要经历雌雄生殖细胞结合、通过胚胎发育形成新个体的过程。人的受精过程是...
【单选题】有人把“试管婴儿”理解成在试管里出生的孩子,这是不准确的。其实“试管婴儿”是指利用人工的方法使精子与卵细胞结合形成受精卵并逐渐形成早期胚胎。其中“试管”相当于女性生殖器官中的 ( )
【单选题】According to the 4th paragraph, what interests the author is that some politicians fail to ______.
A.
perceive the value of humor.
B.
gain a correct sense of values.
C.
distinguish comedy from tragedy.
D.
realize dangers of hypocrisy.
【单选题】What was the population of London at the beginning of the 19th century according to the conversation?
B.
More than eight million.
C.
Less than eight million.