摘要：A.aren`t B.isn`t C.don`t t
网址：http://m.1010jiajiao.com/timu3_id_2827066[举报]
Danny isn't a good boy. He ________ work hard at school.
[
]|
A ．isn't |
B ．don't |
C ．aren't |
D ．doesn't |
网址：http://m.1010jiajiao.com/timu3_id_2827066[举报]
Danny isn't a good boy. He ________ work hard at school.
[
]|
A ．isn't |
B ．don't |
C ．aren't |
D ．doesn't |