填空题

Through monitor screens the product can observe the different outputs while the __________ are in operation.

【参考答案】

cameras
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填空题
As in studio transmissions, __________ are normally used for an outside broadcast for different viewpoints.
单项选择题
A．He told Bob not to study late at night.B．Bob is too tired to study any more.C．He had often advised Bob to study.D．Bob didn’t hear the alarm.
A．He told Bob not to study late at night.
B．Bob is too tired to study any more.
C．He had often advised Bob to study.
D．Bob didn’t hear the alarm.
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