Unit 7 Grammar语法 原因状语从句-2022-2023学年八年级英语下册单元重难点易错题精练（沪教牛津版）

Unit 7 The unknown world 原因状语从句 （时间：40分钟，满分：100分） 一、单项选择(本大题共50小题，每小题2分，共100分) 1．（2021春·广东深圳·八年级深圳外国语学校校考期中）The exam must be very difficult, ________ many students failed. A．though B．so C．for D．but 2．（2022春·广东广州·八年级华南师大附中校考期末）________everyone is here, let's begin our discussion right away. A．If B．When C．Now that D．Even if 3．（2022春·广东广州·八年级华南师大附中校考期末）— Did you return Ted's call? — I did not need to________I will see him tomorrow. A．though B．unless C．because D．when 4．（2020春·广东东莞·八年级校考阶段练习）—His friend wants to go swimming _______ it’s very hot.  —It’s OK. But don’t allow him to do that______!   A．so; alone B．so; lonely C．since; alone D．since; lonely 5．（2022秋·广东东莞·八年级校考阶段练习）You shouldn't walk alone outside right now, ________ it's a bit late. A．so B．but C．although D．for 6．（2023春·全国·八年级专题练习）Betty didn’t go to see the film yesterday ________ she was ill. A．because B．but C．until D．if 7．（2023春·上海·八年级期中）________ he needed money for his marriage, he had to do a part-time job after work. A．As B．Though C．Because of D．So that 8．（2022秋·重庆沙坪坝·八年级重庆八中校考期末）—He sleeps with the window open ________ it’s really cold. —That’s ________ he wants to let the fresh air in. A．until; because B．unless; why C．until; why D．unless; because 9．（2022秋·北京东城·八年级北京一七一中校考期中）It is difficult to practice in winter _________ the weather is so cold. A．so B．and C．or D．because 10．（2022秋·江苏扬州·八年级统考期末）—What shall we do then? —________ it’s raining hard, let’s stay at home. A．So B．Since C．However D．Otherwise 11．（2022秋·八年级单元测试）Li Ming didn’t go to school ________ he had the flu. A．because B．and C．so D．but 12．（2022秋·北京丰台·八年级统考期末）Bring a coat ________ it will soon become cold. A．because B．so C．but D．and 13．（2021秋·八年级课时练习）________ you know English is important, you should learn it well. A．Since B．Or C．Because of D．But 14．（2022秋·八年级单元测试）________ it was really snowy, it ________ me a long time to get there. A．Because; took B．Because; takes C．For; spent D．Because; cost 15．（2021秋·北京朝阳·八年级北京市陈经纶中学校考期中）We should read books