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modern medicine is expensive, and pills usually have side effects. many people also argue that they treat the symptoms, not the cause of the problem for all these reasons, some doctors believe taking more and more medication can't be a good solution to health problems. some suggest exercise could be a more effective treatment for certain health conditions. between health and exercise isn't new lived around 2,500 years ago, when doctors in greece believed that good health depended on the body being in balance. the theory, which some people still believe today, is that if you are ill your body must be out of balance. to keep the body in balance, you must have the right diet and do the right amount of exercise- not too little and not too much. however, this relationship he doctors know that exercise reduces pain in people with illnesses such as arthritis. because strong muscles help support the bones and joints. exercise might also lead to a reduction in painful inflammation, or exercise helps swelling, in the body exercise can also help people with mental health problems, like depression. for example, some scientists think swimming in cold water in lakes and in the sea may be a better, and more effective treatment than antidepressants. they are not sure yet why it works exactly, but they see it does.
this would make treatment cheaper and probably safer for the individual. furthermore, cold water swimmers also get fewer infections. in particular, they don't seem to catch as many colds and flu as others. one of the reasons people get depressed is because they don't live near friends and family to talk to about problems. in fact, some countries now recognize loneliness as a big problem and cause of poor health. one solution may be to join a sports club. taking part in group activities can help people feel they belong and take their minds off their own problems.
29 Do students in your country have to stand when the teacher arrives? c) up
30 You hurry as we’ve still got twenty minutes before the film starts.
a) needn't
31 I you in the café at about 4.30 and we can discuss our plans then, OK? a) 'll see
32 I wanted to see Harry. How long ago ? a) did he leave
33 I wish Joe to Hawaii on holiday. They’re talking about an eruption there on the news. c) hadn't gone
34 Could I possibly some money for the bus fare home? I’ve lost my bag. b) borrow
35 People say that an avalanche by loud noises in the area but I don’t know if that’s true. a) is caused
36 You’ll have to drive much than this if you want to pass your test.
a) more carefully
37 I must remember Ed to take notes for me while I’m away next week. a) to ask
38 Look at the news! Three cars in a bad accident on the motorway at Dartford. b) have been involved
39 I for arriving so late but I was caught up in a traffic jam in the town centre. b) apologise
40 It was great to see you at the party. I didn’t realize how long since we last met. d) it had been
41 I’m sorry to trouble you but I was wondering what . b) the time was
42 I really wish people dump litter in front of our house. We have to clear it up every day. c) wouldn't
43 Last Tuesday the company told Ruth that they’d emailed her the job details the day. a) previous
44 The studio lights went out while the footballer . b) was being interviewed
45 By the time I hand in this project, I on it for three weeks! c) 'll have been working
46 Jonah’s just fallen down the steps outside and there’s everywhere. a) blood
47 You should be very proud what you’ve achieved over the last year. b) of
48 people know this but our school is being inspected today. d) Few
49 Look out for a petrol station because I think we’re going to run of petrol soon. a) out
50 If I’d gone to the sales yesterday, I one of those cheap bags before they sold out. d) could have bought