相关考题
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单项选择题
欲使边沿 JK 触发器构成 T’触发器，则只要使()。
A.JK=01
B.JK=11
C.JK=10
D.JK=00 -
单项选择题
-Darling，why are you so excited today？－（）
A.I happened to meet a friend.
B.I am so happy.
C.Do you know who I met today?
D.The book is really interesting. -
单项选择题
－ Can you come down a bit?－ ().They are on sale today.
A.
B.
B.
D.
C.
