如果摄像机拍摄画面时出现白色不纯而是偏向某色的情况,应调整().
A.白平衡
B.黑平衡
C.滤色片
D.电源
参考答案:A
小题1:To keep safe, everyone __ to wear a seat belt in the car now. (tell)
小题2:---Do you know the places of interest in Wuxi ?
---Yes, it is the second time I ___________ the beautiful city. (visit )
小题3: To do this would be __________ the foot to fit the shoe. ( cut )
小题4: ---What's the terrible noise? ---The neighbours _____________ for the party. (prepare)
小题5: The little girl thought that her decision ___________ her future study in college and her future job as well. (affect)
小题6:. The sports meeting they were looking forward to __________ yesterday. ( hold)
小题7: — Where were you last night?
— I was in the library. I ___________ some information on the Internet. (search)
小题8:. My wife advised ___________ to the south,but I couldn’t take her advice. (move)
[问题5] 请说出基于MAC地址划分的VLAN的优点。