皮皮学，免费搜题
登录
搜题
【单选题】
一个D 触发器,在 T=1 时,加上时钟脉冲,则触发器 ( )A.
保持原态
B.
置 0
C.
置 1
D.
翻转
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Mary was quite considerate of her husband______ she used to make coffee for him when he wrote in the dead night.
A.
in that
B.
if
C.
each time
D.
once
【单选题】—Do you know the woman who is wearing a beautiful hat? —Yes. She is _______ mother. She is a great writer. [ ]
A.
Tom and Mike's
B.
Tom's and Mike
C.
Mike and Tom
D.
Tom's and Mike's
【单选题】---Hi, Tom. Do you have any idea where Jane is? ---She _________ in the classroom. I saw her there writing her composition just now.
A.
shall be
B.
could be
C.
must be
D.
might be
【单选题】An infant can recognize a lot of sounds by the time he or she is a year old.
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】. . I heard she _________ a book last year, but I don’t know if she has finished it.
A.
was writing
B.
wrote
C.
had written
D.
writes
【单选题】She said she _____ me five letters in one month. [ ]
A.
has written
B.
will write
C.
had written
D.
wrote
相关题目：