问题 单项选择题

高速公路高填深挖段边坡设计应采用动态设计法,下述对动态设计法的理解中正确的是( )。

A.动态设计即在不同设计阶段中不断调整设计方案,使设计不断优化

B.动态设计必须以完整的施工设计图为基础,适用于路基施工阶段

C.当反馈回的施工现场地质状况、施工情况及监测资料与原设计资料有变化时,应及时对设计方案作出优化、修改和完善

D.采用动态设计方案的工程可适当减少前期调查工作,但应及时反馈施工中的信息

答案

参考答案:B

解析:据《公路路基设计规范》(JTG D 30—2004)1.0.10条。

阅读理解

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项,选项中有两项为多余选项。(注意:E涂AB;F涂AC;G涂AD)

Easy Ways to Keep Your Brain Sharp

Everyone is forgetful, but as we age, we start to feel like our brains are slowing down a bit and that can be a very annoying thing.   小题1:   Read on for some techniques worth trying. 

1.    小题2:     

People who regularly made plans and looked forward to upcoming events had a 50 percent reduced chance of Alzheimer’s disease (早老性痴呆症), according to a recent study.   小题3:  Something as simple as setting a goal to have a weekly coffee date with a friend will do. There’s evidence that people who have a purpose in life or who are working on long or short-term goals appear to do better. In other words, keep your brain looking forward.

2. Go for a walk.

Mildly raised glucose (葡萄糖) levels can harm the area of the brain that helps you form memories and physical activity can help get blood glucose down to normal levels. In fact, exercise produces chemicals that are good for your brain.   小题4:  

3. Learn something new.

Take a Spanish class online, join a drawing club, or learn to play cards. A study found that mental stimulation (刺激) limits the weakening effects of aging on memory and the mind. But the best thing for your brain is when you learn something new and are physically active at the same time.   小题5:   Or go dancing with your friends.

A.Focus on the future.

B.This can be especially harmful to the aged.

C.It should be something like learning gardening.

D.So take a few minutes each day to do some reading.E. But don’t worry if your schedule isn’t filled with life-changing events.

F. Luckily, research shows there is a lot you can do to avoid those moments.

G. In other words, when you take care of your body, you take care of your brain

计算题