云南师大附中2021届高考英语

云南师大附中2021届高考适应性月考卷(一)1英语试题由答案解析网整理，获取更多 地方模拟 答案解析，请微信搜索关注"答案解析网"。

21. What can be done to adjust eye distance quickly? A. Folding up the rubber eye cups. B. Recording the one circle of view. C. Taking down the setting for later use. D. Grasping the body and bending the binocular. 22. Which of the following steps is wrong? A. Find the focus of each eye separately. B. Keep the lenses covered while not using them. C. Take the binocular apart to clean it thoroughly. D. Fold down the rubber eye cups when user is wearing glasses. 23. Where is the text most probably taken from? A. A users' survey. B. A product instruction. C. A danger warning. D. promotion advertisement.