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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。
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 s 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 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.
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。
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 s 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 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 s.
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.

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【多选题】以下选项符合待配母猪的有()。

A.
后备母猪
B.
后备母猪首次配种后发生妊娠中断后
C.
哺乳母猪断奶后
D.
妊娠母猪妊娠中断后

【单选题】葡萄糖的无氧酵解的产物是()

A.
ATP、二氧化碳、水
B.
ATP、一氧化碳、水
C.
ATP、乳酸
D.
ATP、乳酸、水

【多选题】下列选项中,( )符合《劳动法》对女工特殊保护的规定。

A.
根据妇女生理特点组织劳动就业,实行男女同工同酬
B.
禁止安排女职工从事矿山井下劳动
C.
禁止安排女职工从事国家规定的第四级体力劳动强度的劳动
D.
不得安排女职工从事有毒有害劳动
E.
用人单位应当对女职工定期进行健康检查

【单选题】下列各选项正确的是( ).

A.
若收敛
B.
若都收敛
C.
若正项级数
D.
若级数收敛,且an≥bn(n=1,2,…),则级数也

【单选题】下列选项中不是甲亢的临床表现()

A.
周期性麻痹
B.
周围血管征
C.
月经量过多
D.
肌无力及肌萎缩
E.
大便次数增多