Ⅰ.Match the word with its meaning.

　　1．alternative　A．the branch of anthropology that studies prehistoric people and their cultures

　　2．tentative B．in spite of everything; disregarding drawbacks

　　3．interrupt C．uncertain; hesitant

　　4．sharpen D．the choice between two mutually exclusive possibilities

　　5．ample E．to take for granted; accept without proof; suppose

　　6．archaeology F．to break the continuity or uniformity of sth.

　　7．assume G．large in degree, kind, or quantity

　　8．regardless H．to make or become sharp or sharper

　　9．accuracy I．dirty, confused, or untidy

　　10．messy J．the quality of being correct or true

　　答案：1～5　DCFHG　6～10　AEBJI

　　Ⅱ.Write down the meaning of phrases in each sentence.

　　1．According to the study of the objects from ancient times, let's compare the life at that time with ours.把......和......相比较

　　2．An archaeologist is showing students from England around the cave.领某人参观

　　3．He dropped out of the university regardless of his parents' opposition.不管；不顾

　　4．The needle that was used by the primitive people is at most 3 centimeters long.至多；最多

　　5．The primitive people hung animal skins at the cave mouth to keep out the cold in winter.关在门外；不准入内

　　6．He was badly cut up by the death of his son.悲伤，痛心

　　Are you familiar with these pictures? Can you say something about the people in the pictures?

　　①They are primitive people.

　　②To make a living, they had to hunt, make a fire to keep warm, pick fruits and make some stone or bone tools.

　　Ⅰ.Fast­reading

　　1．Read the text quickly and fill in the blanks.

The text is about a guided trip some students from (1)England made to the Zhoukoudian