题目

下列有关植物种子的叙述，正确的是（    ） A．胚是种子植物所特有的，都能抵抗干旱等不良环境 B．胚是被子植物所特有的，裸子植物种子内无胚 C．单子叶植物的种子内含有胚乳，双子叶植物的种子内都没有胚乳 D．胚是由受精卵发育而来的，包括胚芽、胚轴、胚根和子叶四部分 答案：D  解析：通常处于休眠期的种子可以抵抗不良环境；胚是种子植物特有的，被子植物和裸子植物种子中都有；有的双子叶植物种子中也含有胚乳，如蓖麻。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，并标在试卷的相应位置。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 does the man want to drink? [　　] A．Both black tea and green tea. B．Either tea or coffee. C．Coffee. 2．What does the man want to do? [　　] A．He wants to see a film B．He wants to know the way to the cinema. C．He has no definite idea. 3．Who is the man likely to be? [　　] A．The woman's husband. B．A shop assistant C．The woman's teacher 4．Is the post office far away? [　　] A．Yes, you must take a bus or a taxi to get there. B．No, it is within walking distance. C．No, but you'd better not walk there. 5．Why does Ruth stay up? [　　] A．Her father wants her to do homework. B．She has to type some letters. C．She can't sleep 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，并标在试卷的相应位置。听每段对话或独白前，你将有时间来阅读各个小题。每小题5秒钟；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6段材料，回答第6、7题 6．What was the woman speaker? [　　] A．A college student. B．A middle school student. C．A housewife 7．What kind of job would the woman like to do? [　　] A．Housework B．Office work C．Work in the open air. 8．What job might the woman finally take? [　　] A．Working for a roadbuilding company. B．Cutting grass C．Typing letters in the office 听第7段对话，回答第9－11题。 9．Where does the dialogue take place? [　　] A．In a store B．In a restaurant C．In a classroom. 10．Which size suits the man? [　　] A．Size5.　　B．Size6.　　C．Size7 11．What color does the man finally choose? [　　] A．Yellow　　B．Brown　　C．Black 听第8段对话，回答第12－14题。 12．What's the relation between the speakers? [　　] A．Husband and wife B．Friends C．Classmates 13．How much did the coffees cost? [　　] A．Ten pence.　　B．Twenty pence　　C．Forty pence 14．Where was the key? [　　] A．It's in the handbag B．It's lost C．It's in the lock. 听第9段对话，回答第15－17题。 15．What did the man think of the film? [　　] A．It's very good B．It's very bad C．It's neither good nor bad 16．Where did the couple in the film live? [　　] A．They lived in their own house B．They lived with the husband's parents C．They lived with the wife's parents 17．What happened to the couple in the film in the end? [　　] A．They bought a house of their own. B．They continued to live with the husband's parents C．They continued to live with the wife's parents 听第10段短文，回答第18－20题。 18．How long did Tom plan to live in London? [　　] A．A few days　　B．A few months　　C．A few years 19．What did Tom do immediately after he arrived at London? [　　] A．He had a good sleep. B．He went out to see some interesting places C．He made a call to his wife 20．How did Tom finally get. the name and address of his hotel? [　　] A．he made a call to his wife again. B．He asked a lady who was making a call C．He asked a policeman