北师大版连词 and,or,but 的用法的概念和用法一、选择题1．The music was too loud, I turned it down.A．soB．becauseC．butD．or2．Be more careful this time, ______ you’ll make the same mistake again.A．andB．orC．soD．but3．Mom added some salt into the soup, ______ it sti...

时间:2025-07-05 10:01栏目:行业资料