改正航标的步骤及顺序依为（）.①用分规在比例尺上量取距离②从

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问题单项选择题

改正航标的步骤及顺序依为（）.①用分规在比例尺上量取距离②从测点中心起，在方位在线最取距离③根据通电所指方位在罗经花上量取方位④将所取的方位平移至测量点上，用铅笔画出方位线⑤按图例标出航标

A、①、②、③、④、⑤

B、③、④、①、②、⑤

C、③、④、⑤、①、②

D、④、⑤、①、②、③

答案

参考答案：B

完形填空

.短语(20分)：.

1. Continue practicing everyday and you can speak fluent English __________(逐渐).

2. You should take up a sport________ (比如) tennis or badminton.

3. If you don’t slow down, you will ________(结果是) in hospital.

4. It is not safe to travel by standing at the roadside hoping to _______(用车接) by passing motorists.

5. The Shanghai EXPO, __________ (发生)in 2010, is considered to be one of the best ever.

6. Living in this area, you are likely to _______ (遭遇)the storm in spring.

7. It is known that smoking _______（对…有坏的影响）our health.

8. I will ________(浏览，翻阅) my notes, but I don’t think I have a record of his name.

9. The matter ______(与…相关)your study surely requires dealing with carefully.

10.The local clubs _______(正努力) to interest more young people.

问答题简答题

椭圆轴承的特点是什么？