摘要：40．The reason he changed so much was he had to work hard to bring up his six children. A．for,that B．why,that C．why, because D．for,because
网址：http://m.1010jiajiao.com/timu3_id_2908843[举报]
The reason ________ he changed so much was ________ he had to work hard to bring up his six children．
- A.for; that
- B.why; that
- C.why; because
- D.for; because