摘要： ---Is David at school today? ---No. He is at home he has a bad cold.
网址：http://m.1010jiajiao.com/timu3_id_2438982[举报]
?Is David at school today?
?No, he is at home ________ he has a bad cold.
A. because
B. if
C. though
D. until
查看习题详情和答案>>-Is David at school today?
-No．He is at home ________ he has a bad cold．
- A.because
- B.if
- C.though
- D.until