大学英语3学习资料：词汇与表达实践

在"大学英语3一课一练选择"这份文档中，包含了多个与英语学习相关的练习题，旨在帮助学生巩固和提升他们的语言技能。以下是部分题目涉及的知识点： 1. 题目：I was speaking to Jane on the phone when suddenly we were ___. (选项：A cutoff、B cut down、C cut back、D cut out) 知识点：这里考察的是动词短语的含义。"cutoff"意为"切断，中断"，通常指电话或信号突然断开；"cut down"有减少、砍倒的意思；"cut back"是削减、减少供应的意思；"cut out"是裁剪、停止的意思。根据上下文，应该是电话通话被中断，所以正确答案是A. 2. 题目：Peter complained to the owner of the bookstore that there were some pages ___ in the dictionary. (选项：A losing、B missing、C dropping、D falling) 知识点：本题考查形容词的选择。"missing"在此表示缺失的，符合字典中缺少页面的情况，故选B。 3. 题目：The shop-assistant was straightforward with her customers. If an article was of __ quality, she’d tell them so. (选项：A miserable、B minor、C subordinate、D inferior) 知识点：此题考察形容词义辨析。"inferior"表示质量较差的，符合直率地告诉顾客商品质量不高的语境，因此答案是D。 4. 题目：With all its advantages, the laptop is by no means without its ___. (选项：A limitation、B boundaries、C restraints、D confinements) 知识点：本题考查名词含义。"limitation"意为限制，表明即使笔记本电脑有很多优点，也存在局限性，故选A。 5. 题目：Look at the photo and you will find Diana __ her father. (选项：A take to、B takes after、C takes for、D takes over) 知识点：这里是短语"take after"，表示长得像，所以正确答案是B。 6. 题目：I want to buy a new tie to __ this brown suit. (选项：A go into、B go after、C go by、D go with) 知识点："go with"意为搭配，适合，表示想买一条新领带来搭配棕色西装，故选D。 7. 题目：He __ his lessons about Italy with photographs of the people who live there. (选项：A illustrate、B cited、C quoted、D explained) 知识点：此处是动词"illustrate"，意为用图片说明，故选A。 8. 题目：In addition to rice, we need to __ our diet with fish, meat, and vegetables. (选项：A replace、B supplement、C replenish、D mix) 知识点："supplement"意为补充，表示除了米饭，还需要补充鱼、肉和蔬菜，故选B。 9. 题目：What he has done is __ the doctor's orders. (选项：A subject to、B opposite、C resistant to、D contrary to) 知识点："contrary to"表示违反，与医生的指示不符，故选D。 10. 题目：The survival __ of some wild animals is not high because they are ruthlessly hunted." 知识点：这句提到的是某些野生动物的生存状态，"survival rate"（生存率）符合上下文，但未在选项中列出，需要结合上下文推断。 这些题目涵盖了词汇、语法、日常对话表达以及阅读理解等方面，有助于提升学生的英语听说读写能力。