seldom，jog，they，double，,sometime，perfect
You _____ a lot of _____ if you want to get good grades.
_____ I _____ go to the park tomorrow.
We often _____ _____ on the weekend.
_____ _____，can you tell me the way to the library?
I will stay here for _____ _____ more minutes.
B：I seldom play baseball，but I often play badminton.
B：Yes，it's my pingpong bat.
B：No，he never goes swimming.
Everyone needs exercise.Do you often do exercise？We all1 that exercise is good for people's health.Sports are great ways to exercise.They can help us to keep 2 .Our parents and teachers need to exercise.After working long hours，exercise is relaxing for them.They can 3 ，go to swim and play ball games.They can also do some easy exercise at home like yoga(瑜伽).
Exercise is useful to children，too.It can make 4 healthy and clever.Then we can do well in our subjects.
Here are some easy ways to exercise.We can walk，run or only jump.Walking or 5 to school is also good exercise.And it's easy for us to do that.
What's more，if we eat more but don't exercise，we can become 6 .That's terrible，right？But we need to know what we are doing 7 why we are doing it.
Don't exercise too much.Try different sports and get one we8 best.Then do it often.We can also exercise in the school club or at the gym.Exercise is fun.It can make us 9 .We can exercise with friends and have a great time.
10 be sure to exercise every day.And then we can be happy，healthy and clever.
Do you know the saying"Early to bed and early to rise _____(make) a man healthy，wealthy and wise."？
This is _____ old English saying.It _____(mean) that we must go to bed early at night and get up early in the morning.Then we will be _____(health)，rich and clever.
This is true.The body must have enough sleep _____(be) healthy.Young children should have ten _____(hour) sleep every night.Children who do not have a good sleep cannot do their work _____(good).We should sleep when it is dark.The dark helps _____(we) sleep well.When the daylight _____(come)，we should get up.If the body is not used，we _____(become) weak.
_____(do) sports keeps it strong.Exercise helps the blood(血液) to move _____ inside the body.Blood takes nutrition(营养) to all parts of our _____(body).The brain(大脑) in our heads also need blood.We think _____ our brains.If we keep our bodies healthy _____ take exercise，we can think well next time!
Jogging is good for us and helps us get longer and healthier lives.It's easy to do and free.You do not have to spend money on jogging.You can do it in a park or even in your home.But many people find it boring after jogging for a while.Then how can you keep jogging fun？Here are some ideas to make your jogging more interesting.
First，you should choose to wear your favourite sports clothes and shoes when you jog.They make you more comfortable and be more likely to run.
Always jog outdoors.By changing your route and choosing another street，you will always have something interesting to enjoy while you are jogging.
Take along your music player and listen to your favourite songs when you jog.Music can make you excited and run farther without feeling bored.
Jogging with a friend is always more enjoyable.Make friends while jogging.Join a running club，find a new running partner，or invite an old friend to go jogging.It's better to find a friend who runs a little faster than you.Then you can try to catch up with him or her.