[用户互动]中考英语词语辨析but/ however

but/ however

　　Ⅰ. 都有“然而，但是”的意思。However  比较正式，可以放在句首、句中或句尾；其前面或后面要加逗号隔开，如在句中，其前后都要加逗号，不能与but  连用；而but只放在句首。如：

　　①    I’d like to go swimming with you, but I have to  tidy the garden now.

　　我很想和你去游泳，但是我现在必须整理花园。

　　②    It’s raining  hard, however, they’re still working in the  field.

　　雨下得很大，然而他们仍然在地里干活。

　　③  Later, however, she decided to  buy it.

　　可是后来她决定去买下它。

　　①    He said it was so, he was mistaken,  however.

厉害