1、专题三 情态动词 ————————————◄ 对 点 训 练 ►——————————— Ⅰ.单句语法填空(高考真题改编) 1. (2023年天津卷)I can't find my purse. I ________ have left it in the supermarket yesterday, but I'm not sure. 解析:句意:我找不到我的钱包了。我可能昨天把它落在超市了,但我不确定。空处表示对过去事情的推测,且根据题干中的I'm not sure可推知,此处表示不确定的推测,故用could/might/may,意为“可能〞。 答案:could/might/ma
2、y 2. (2023年北京卷)In today's information age, the loss of data ________ cause serious problems for a company. 解析:句意:在当今这个信息时代,对于一个公司来说,数据的丧失可能会造成严重的后果。根据句意可知,语境要表达的是一种客观的可能性,且cause为动词原形,因此can符合语境。 答案:can 3. (2023年天津卷)Sure, I ________ (ask) her, but something prevented me from doing so. 解析:could
3、have done意为“过去本来能够做某事但事实上并没有做〞。 答案:could have asked 4. (2023年北京卷)Samuel, the tallest boy in our class, ________ easily reach the books on the top shelf. 解析:句意:Samuel,我们班最高的男生,能很轻松地够到书架顶上的书。表示能力,用can。 答案:can 5. (2023年天津卷)My room is a mess, but I ________ clean it before I go out tonight. I can
4、 do it in the morning. 解析:句意:我的房间很乱,但是在今晚我出去之前不需要清扫,我可以明天早晨再清扫。needn't意为“不需要,不必〞。 答案:needn't 6. (2023年浙江卷)George ________ (go) too far. His coffee is still warm. 解析:句意:乔治不可能走太远,他的咖啡仍是温的。can't have gone意为“不可能走(远)〞,是对过去情况的否认推测,符合语境。 答案:can't have gone 7. (2023年北京卷)I love the weekend, because I _
5、 get up early on Saturdays and Sundays. 解析:句意:我喜欢周末,因为周六周日我不用早起。根据句意可知,应填needn't。 答案:needn't 8. (2023年天津卷)It was really annoying; I ________ get access to the data bank you had recommended. 解析:句意:真烦人,我无权使用你推荐的资料库。couldn't意为“不能〞,符合语境。 答案:couldn't 9. (2023年天津卷)I needn't________ (worry) b
6、efore I came to the new school, for my classmates here are very friendly to me. 解析:句意:我来新学校之前本没有必要担忧的,因为在这里我的同学对我非常友好。needn't have done意为“本没有必要做某事而实际上已经做了〞。 答案:have worried 10. (2023年重庆卷)You________ be Carol. You haven't changed a bit after all these years. 解析:句意:你肯定是卡罗尔。你这么多年一点儿都没变。 must表示对现
7、在的肯定推测。 答案:must Ⅱ.单句改错 1. (2023年全国卷Ⅱ)...but no matter how many times I asked to watch them, my parents would not to let me. _________________________________________________________________ 解析:would是情态动词,后跟动词原形,故去掉let前的to。 答案:去掉let前的to 2. (2023年浙江卷)Then he and my mother would have had a drin
8、k while she prepared dinner and they would talk about his day and hers. _________________________________________________________________ 解析:would表示过去常常,后跟动词原形,故去掉had。 答案:去掉had 3. (2023年全国卷Ⅰ)We must found ways to protect our environment. _________________________________________________________
9、 解析:must为情态动词,后跟动词原形,故把found改为find。 答案:found→find 4.You had better not to smoke here. Smoking is forbidden in this room. _________________________________________________________________ 解析:had better意为“最好〞,后跟动词原形,故去掉to。 答案:去掉to 5.Judging from what you said, he ought succeed. _________________________________________________________________ 解析:ought to 意为“应该,应当〞,故在ought后加to。 答案:ought后加to - 3 -






