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【单选题】
物联网应用中,不属于近距离通信的方式是A.
蓝牙
B.
RFID
C.
Wifi
D.
NB-IoT
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皮皮学刷刷变学霸
举一反三
【单选题】After ______ seemed to be hours of waiting in line, I finally got my turn to take the oral exam. [ ]
A.
that
B.
it
C.
what
D.
which
【单选题】听力原文：M: Last time, we outlined how the Civil War finally got started. I want to talk today about the political management of the war on both sides: the north under Abraham Lincoln and the south under ...
A.
Advantages of the north in the Civil War.
B.
Civilian opposition to the Civil War.
C.
Reasons to justify fighting the Civil War.
D.
Military strategy used in the Civil War.
【单选题】酶的辅酶是
A.
与酶蛋白结合紧密的金属离子
B.
在催化反应中不与酶的活性中心结合
C.
与酶蛋白共价结合成多酶体系
D.
分子结构中不含维生素的小分子有机化合物
E.
在反应中作为底物传递质子、电子或其他基团
【单选题】I finally got the job I dreamed about. Never in my life ______ so happy.
A.
did I feel
B.
I felt
C.
had I felt
D.
I had left
【单选题】Finally I got my ____.
A.
salary raised
B.
risen salar y
C.
salary rise
D.
. salary to rise
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