更多"______ forms a natural boundary bet"的相关试题:
[单项选择]What forms a natural boundary between Mexico and the United States
A. The Rio Grande River.
B. The southern Rocky Mountains.
C. The Colorado River.
D. The Gulf of California.
[单项选择]Birds that live on the boundary between two dialects or that spend time in different areas, according to Donald Kroodsma, can become "bilingual," ______.
Ⅰ. ff they are living on the boundary between two dialects
Ⅱ. when they move or stay in different areas
Ⅲ. on the condition that they are thrown together and forced to learn the songs of their neigh-bors’ songs
A. Ⅰ and Ⅱ
B. Ⅱ and Ⅲ
C. Ⅰ and Ⅲ
D. Ⅲ only
[简答题]
The simple perception of natural forms is a delight. (46) The influence of the forms and actions in nature is so needful to man, that in its lowest functions, it seems to lie on the confines of commodity and beauty. To the body and mind which have been cramped by noxious work or company, nature is medicinal and restores their tone. The tradesman, the attorney comes out of the din and craft of the street and sees the sky and the woods, and is a man again. In their eternal calm, he finds himself. The health of the eye seems to demand a horizon. We are never tired, so long as we can see far enough.
(47) But in other hours, Nature satisfies the soul purely by its loveliness, and without any mixture of corporeal benefit. I see the spectacle of morning from the hilltop over against my house, from daybreak to sunrise, with emotions which an angel might share. The long slender bars of cloud float like fishes in the sea of crimson light. (48) From the earth, as a
[单项选择]The five Great Lakes lie between the boundary of Canada and the U.S.. Among them,（ ）is the only one lying entirely within the U.S.
A. Lake Superior
B. Lake Michigan
C. Lake Huron
D. Lake Ontario
[单项选择](Alike) other forms of energy, natural gas (may be used) to (heat) homes, cook food, and even (run) automobiles.（）
A. Alike
B. may be used
C. heat
D. run
[单项选择]______forms the international border between the Canadian province of Ontario and the U. S. state of New York.
A. The Iguassu Falls
B. The Victoria Falls
C. The Niagara Falls
D. The Angel Falls
[单项选择]After the War with Mexico ended in 1848, Mexico was forced to agree to
give ______ to the United States.
A. Florida and New Orleans
B. Louisiana and Ohio
C. New England and Mississippi
D. California and New Mexico
[单项选择] Natural Health Care
Natural health care is a philosophy and a set of principles and practices based on science that lead to an extraordinary level of personal health and happiness.
It recognizes the unity of all life and holds that physical, mental, and emotional health cannot be separated, and that personal health, environmental health, and community health are parts of a whole. Natural hygiene (卫生学) teaches that the best way to achieve best health is right living—developing self-esteem and a positive attitude towards life; eating fresh, whole natural foods; exercising regularly; getting plenty of rest and sleep; getting plenty of fresh air and sunshine; learning to handle stress; and avoiding all negative influences of life.
Basic principles: Natural health care is unique in its argument that health is normal—as simple as living in harmony with nature. Health and disease are a continuum (连续统一体)—the same physiological (生理的) laws govern the b
A. Health means living in harmony with nature.
B. Healing is a biological process.
C. The same physiological laws govern the body in sickness and in health.
D. There is no difference between health and disease.
