问题
单项选择题
被摄主体从暗部到亮部所测曝光值为1、2、3、6，如果以（）计算取得的曝光值可以产生较好的影调。
A、（1+6）÷2
B、（6—1）÷2
C、2+3
D、（1+2+3+6）÷4
答案
参考答案：D
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被摄主体从暗部到亮部所测曝光值为1、2、3、6，如果以（）计算取得的曝光值可以产生较好的影调。
A、（1+6）÷2
B、（6—1）÷2
C、2+3
D、（1+2+3+6）÷4
参考答案：D
I’m a middle school student. I think my life isn’t really . Let me tell you it. I go to school from Monday to Friday. I get up before 7:30 in the morning, because I always go to bed late at night. After getting up, I wash my face (洗脸) and brush teeth. I a healthy breakfast at 7:40. At 8:00, I walk to the bus stop. I take a to school. It takes 20 minutes to get there. School finishes at 14:30. When I get home, I do my and study until (直到) 17:00. After that, I my mother make dinner. We have dinner at 18:00. Then I always my friends on the computer. We talk about many things. I go to bed at 22:30. My school days are boring, the weekends are another (另一种的) story. How is your life?
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