摘要: ---Is David at school today? ---No. He is at home he has a bad cold.
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?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