题目

比例的基本性质是如果不等于零的四个数成比例，那么___________． 反之亦真．即______(a，b，c，d不为零)． 答案：两个内项之积等于两个外项之积，ad＝bc． 听力(Listening Comprehension) 第一节　听下面5段对话．每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项．听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题．每段对话仅读一遍． 1．What was the score? A．0∶40 B．0∶4 C．0∶14． 2．When will the shirts be finished? A．Sunday afternoon B．Saturday afternoon C．Friday morning． 3．What does the man mean? A．It will take him a long time to help the woman． B．He can help her for a while． C．It won't take a long time for him to help her． 4．How much did the man pay for the tickets? A．$ 16 B．$ 12 C．$ 4． 5．Where is the woman going now? A．To school B．To the shop C．To her friend's house． 第二节　听下面5段对话或独白．每段对话或独白后有几个小题，从题中所给的A, B, C三个选项中选出最佳选项．每段对话或独白前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题将给出5秒钟的作答时间．每段对话或独白读两遍． 听第六段材料，回答第6至8题． 6．Where is the woman's new house? A．In the centre of the town B．Beside a park． C．Far away from busy streets． 7．What do you think of Mrs．Green's sitting room? A．Small but clean, facing the park． B．Large, clean, facing north． C．Large and bright, facing south． 8．Why does Mr．Green like the study? A．Because it is very large． B．Because it is far away from busy streets． C．Because it is clean and bright, facing the park． 听第七段材料，回答第9至11题． 9．Where does the woman get off? A．In River Street B．In front of the hotel C．At the bus stop． 10．What are they talking about? A．The dirty car B．The heavy traffic C．The weather． 11．How much does the woman pay? A．Eighty-five cents B．One dollar C．One dollar and fifteen cents． 听第八段材料，回答第12至14题． 12．Who is wanted on the phone? A．Jean B．Mary C．Anna． 13．Why is Pat making the telephone call? A．To tell his friend to attend a meeting． B．To tell his friend to hand in the experiment report． C．To tell his friend to come to work for the chemistry department． 14．Who is Jean? A．Anna's sister-in-law． B．Mary's sister-in-law． C．Pat's friend． 听第九段材料，回答第15至17题． 15．Why does the woman have to put off the meeting? A．Because she couldn't get in touch with her cousin． B．Because she has another more important meeting． C．Because her plane is delayed by the fog． 16．What does the woman ask Mr．Smith to do? A．To find out her cousin's telephone number for her． B．To send her cousin a message． C．To attend her cousin's party． 17．When will they have the meeting? A．On Friday B．On Tuesday C．On Thursday． 听第十段材料，回答第18至20题． 18．Where did the traffic accident happen? A．In New York City B．In the town C．On Highway 37． 19．How many people were killed in the accident? A．32 B．46 C．33． 20．What can we infer from the News report? A．The accident occurred at 11∶30 p．m． B．The rain and the many curves(弯曲处)of the road may be the cause of the accident． C．The number of the dead in the accident will rise．