[单项选择]________ is known to us all, the earth moves around the sun.
A. Because
B. For
C. So
D. As

[单项选择]________ is known to us all, the earth moves around the sun.
A. Because
B. For
C. So
D. As

[单项选择]_______is known to all, the earth moves around the sun once a year.
A. That
B. As
C. What
D. It

[单项选择]（）known, the earth is round, not flat.
A. That is
B. As is
C. Which are
D. It is

[单项选择]Venus (金星) is known as the earth’s "twin" because the two planets are so like each other in size. The diameter of Venus is about 7, 520 miles (12,100 km. ), smaller than that of the earth. No other planet comes closer to the earth than Venus. At its nearest approach it is about 25,000,000 miles (40,2000,000 km. ) away.
As seen from the earth, Venus is the first planet or star that can be seen in the western sky in the evening. At other times, it is the last planet or star that can be seen in the eastern sky in the morning. When Venus is near its brightest point, it can be seen in daylight. Early astronomers called the object that appeared in the evening Hesperus, and Phosphorus in the morning. Later, they realized these two objects were the same planet. They named it Venus in honor of the Roman goddess of love and beauty.
Travelling around Venus in a straight way, you would have a long trip of about ______ miles.
A. 24,896
B. 23,613
C. 37,994
D. 25,000,000

[单项选择]

All of us communicate with one another nonverbally (不使用言语地), as well as with words. Most of the time, we are not aware that we are doing it. We gesture with eyebrows or a hand, meet someone else’s eyes and look away, change positions in a chair. These actions we assume are occasional. However in recent years researchers have discovered that there’ is a system to them almost as consistent (一致的) and understandable as language.
One important kind of body language is eye behavior. Americans are Careful about how and when they meet one another’s eyes. In our normal conversation, each eye contact lasts only about a second before one or both of us look away. When two Americans look searchingly into each other’s eyes, they become more intimate. Therefore, we carefully avoid this, except in suitable situations.
Researchers who are engaged in the study of communication through body movement are not prepared to spell out a precise vocabulary of gestur
A. study of communication through body movement is a new science
B. body movements are as important as words in communication
C. all of us communicate with one another
D. eye behavior is the most important part in body language

[单项选择]Passage 4