【期末语法培优】核心语法之原因状语从句-2025-2026学年九年级英语上册期末核心语法培优牛津译林版 (含答案解析)

/ 让学习更有效 期末语法培优 | 英语学科 / 让学习更有效 期末语法培优 | 英语学科 2025-2026学年九年级英语上册期末核心语法培优牛津译林版 核心语法：原因状语从句 学校:_____姓名：_____班级：_____考号：_____ 1．Her favorite day is Saturday _____ she has music. A．why B．because C．but D．and 2．—Why do you like science —_____ I think it’s interesting. A．And B．So C．But D．Because 3．P.E. is my favorite subject _____ it is interesting. A．but B．because C．and D．or 4．I don’t like winter _____ it’s too cold. A．and B．but C．or D．because 5．I don’t like fast food _____ it is not healthy. A．but B．so C．because 6．I like Tu Youyou _____ she is a great scientist. A．or B．because C．but D．so 7．We are very proud（自豪的）_____ China is becoming stronger and stronger. A．or B．because C．so D．though 8．Yuan Longping is a hero _____ he spent his life researching hybrid rice to solve food problems. A．if B．though C．because 9．He failed the exam _____ he was too careless. A．because B．but C．so that D．so 10．I don’t like the T-shirt _____ it’s too big for me. A．so B．but C．when D．because 11．I couldn't sleep well last night _____ there was so much noise outside. A．so B．but C．because D．if 12．-- Why were you late for school this morning -- I was ill, and had to see a doctor first. A．As B．Since C．Because D．For 13．Danny didn’t go to school yesterday _____ he was ill. A．as B．so C．because D．while 14．The firefighters have to eat breakfast very fast _____ they don’t have much time. A．so B．and C．because D．but 15．He likes science _____ it’s very interesting. A．and B．so C．because D．but 16．_____ he is very busy, _____ he can’t come to the party. A．So; because B．Because; so C．So; / D．Because; / 17．—Why don’t you buy the basketball now —_____ I don’t have enough money. A．Because B．If C．Because of D．As 18．Mary thinks geography is really difficult, _____ she doesn’t like it. A．but B．because C．so D．and 19． it rained, the football match was put off. A．Because; so B．Because of; / C．Because; / D．As; so 20．Music is my favorite subject____ it is interesting. A．but B．because C．so D．or 21．My parents have vegetables and fruit every day, _____ they think they’re healthy for them. A．but B．so C．or D．because 22．My brother doesn’t like maths _____ it’s boring to him. A．because B．or C．and D．but 23．They didn’t come to school on time _____ it rained heavily yesterday. A．because B．because of C．although D．as 24．It's summer in the picture _____ many students are wearing the summer uniforms. A．because B．or C．if D．and 25．--Tom, I can’t go to the movie with you tonight _____ I have to look after my brother at home. A．and B．but C．or D．because 26．—What’s your favorite season, Mary —Winter. I like snowy days _____ I can play in the snow happily. A．because B．or C．so D．but 27．_____ I'd like to join the Music Club _____ I can sing. A．Because; because of B．So; because C．/; because of D． ... ...