logo - 刷刷题
下载APP
【单选题】

—Why didn't you answer the phone last night?
—I ___ when you called.
[ ]

A.
had to slept
B.
must have been sleeping
C.
have to be sleeping
D.
must have slept
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】I wonder what will my daughter if she failed most people have succeeded.

A.
turn to ; in which
B.
become of ; where
C.
turn out ; that
D.
become in ; when