79.________

There’re many different kinds of sports we can do them,

78.________

take any exercise, we may feel tired but get sick easily.

77.________

and games help us keep strong and healthy. If we do not

35.B　根据下一句I've got another one to spare判断，应为B"不着急"

34.A　本题考查主谓一致和被动语态两项，其主语为a medal故谓语动词应用单数，又是因为medal为被给，故选A

33.D　此空为不定式作定语，表将来，现在分词虽能作定语，但不表将来

32.D　不同意对方的观点，用了but I was，"但是我在了"

31.C　matter不及物动词"与……有关"

30.A　本句中的be used to为"习惯了某事"后面省略了walking

29.B　can't表推断"不可能"