摘要: keep /lose track of 保持/失去联系

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We shall not drown if we remember these rules:

  1. Never    swim alone.
  2. Never    swim at a beach if there is no lifeguard.
  3. Never    swim after a meal or when you feel hungry.
  4. Never    rely on rings, floats or other swimming aids. You may lose them or they    may let you sink.
  5. Do    not stay in the water too long, especially if it is cold.
  6. Before    you dive, be sure that the water is deep enough and that you will not hit    anybody.
  7. Never    go out in a boat if you can’t swim or if you are not wearing a life    jacket.

If you fall into difficulty, this is that you should do:

1.     Keep calm. Save your strength and breath.

2.     Try to float on your back or tread()water. To tread water, move your feet as if you are climbing some stairs.

3.     Raise your right arm for help.

Remember: A red flag means that it is dangerous for all swimmers to enter the water. A blue flag means that it is dangerous for children and weak swimmers to enter the water.

1When you see a red flag, you know that     .

A. no one should swim there

B. anyone may swim there

C. only strong swimmers should swim there

D. children should swim there

2We can go swimming     .

A. after a meal              B. if we have a ring

C. in deep cold water           D. with our friends

3We should dive only when      .

A. the water is deep enough

B. the water is warm

C. the water is cold

D. we are not alone

4What the writer wants to say is     .

A. rings and floats are of no use

B. boats are not safe

C. we must be very careful in swimming

D. swimming is a bad sport

5We should     when in difficulty.

A. hold our breath

B. keep calm and let other know

C. put up our arms

D. be silent

 

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  Exercise is good for you, but most people really know very little about how to exercise properly.  1   when you try, you can run into trouble.

  Many people believe that when specific muscles are exercised, the fat in the neighboring area is “  2   up.” Yet the truth is that exercise burns fat from all over body.

  Studies show muscles which are not   3   lose their strength very quickly.To regain it needs 48 to 72 hours and exercise every other day will keep a normal level of physical strength.

  To lose weight you should always “work up a good sweat” when exercising.Sweating only   4   body temperature to prevent over heating.This is   5   water loss.Once you replace the liquid, you replace the weight.

  Walking is the best and easy-to-do exercise.It helps the circulation of blood   6   body, and has a direct   7   on your overall feeling of health.Experience says that the 20-minute exercise   8   is minimum amount.

    9   your breathing doesn’t return to normal state within minutes after you finish   10  , you’ve done too much.

(1)

[  ]

A.

While

B.

When

C.

As

D.

So

(2)

[  ]

A.

built

B.

burned

C.

piled

D.

grown

(3)

[  ]

A.

exercised

B.

examined

C.

protected

D.

cured

(4)

[  ]

A.

raises

B.

reduces

C.

destroys

D.

keeps up

(5)

[  ]

A.

how

B.

why

C.

nothing but

D.

more than

(6)

[  ]

A.

over

B.

around

C.

throughout

D.

with

(7)

[  ]

A.

effect

B.

use

C.

usage

D.

affect

(8)

[  ]

A.

one day

B.

a day

C.

everyday

D.

some day

(9)

[  ]

A.

But if

B.

But

C.

If

D.

And if

(10)

[  ]

A.

working

B.

walking

C.

exercising

D.

breathing

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完形填空

  Exercise is good for you, but most people really know very little about how to exercise properly.So when you try, you can run into trouble.

  Many people   1   that when specific muscles are exercised, the fat in the neighbouring area is “  2   up”.Yet the   3   is that exercise burns fat from all over body.

  Studies show muscles which are not   4   lose their strength very quickly.To regain it needs 48 to 72 hours and exercise every other day will   5   a normal level of physical strength.

  To lose weight you should always “work up a good sweat” when exercising.No.Sweating only   6   body temperature to prevent over-heating.This is   7   water loss.Once you replace the liquid, you replace the   8  

  Walking is the best and easy-to-do exercise.It helps the circulation of blood   9   the body, and has a direct effect on your overall feeling of health.Experience says that 20 minutes' exercise a day is minimum amount.

  But if your breathing doesn't return to normal state within minutes after you finish exercising, you've done   10  

(1)

[  ]

A.

understand

B.

realize

C.

hope

D.

wish

(2)

[  ]

A.

built

B.

burned

C.

piled

D.

grown

(3)

[  ]

A.

reply

B.

possibility

C.

truth

D.

reason

(4)

[  ]

A.

exercised

B.

examined

C.

protected

D.

cured

(5)

[  ]

A.

lose

B.

raise

C.

burn

D.

keep

(6)

[  ]

A.

raises

B.

reduces

C.

destroys

D.

keeps up

(7)

[  ]

A.

how

B.

why

C.

nothing but

D.

more than

(8)

[  ]

A.

weight

B.

muscle

C.

sweat

D.

strength

(9)

[  ]

A.

over

B.

around

C.

throughout

D.

with

(10)

[  ]

A.

enough

B.

inadequately

C.

too much

D.

too little

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