Problem: Write the next sentence for:
How to detect symptoms of avascular necrosis
Know that stabbing, shooting pain is the only major symptom.
As the bone or joint is breaking down, it will manifest as sharp pains that are often described as stabbing, shooting, tearing or piercing. If you have avn in your hip, this pain will be more focused in the groin, thigh and buttocks.

OPTIONS:
- This signals an increased risk of the avn to occur later in the process of diagnosis. Abdominal pain and pressure may also be observed.
- It is easy to detect the symptoms of having avn as it has only one: pain. Unfortunately, avn is painless at first, so if you experience pain, it means that avn is getting worse.
- Severe avn is especially painful to the naked eye, and recovery from avn before you begin treatment is slow. If you roll over under gravity, the pain is more severe.
- Pay attention to blood loss in the area following the stab. Blood leaks from the wound and the bleeding does not stop after a significant amount of blood has soaked into the thigh..

Next sentence: It is easy to detect the symptoms of having avn as it has only one: pain. Unfortunately, avn is painless at first, so if you experience pain, it means that avn is getting worse.

Problem: Write the next sentence for:
How to keep your dog entertained
Take a long, brisk walk first thing in the morning.
Before you leave for work, enjoy some time with your canine friend, and expel some of their energy by taking a walk together. You will both enjoy the exercise, and your dog will be able to have some time outside before they are cooped up inside the house all day.

OPTIONS:
- Go for a walk only if your pet feels happy and relaxed in your presence. Just like humans, dogs' immune systems are highly susceptible to illness and aging.
- A 20-minute walk daily is recommended for most breeds of dogs. Working dogs may need two 20-minute walks a day.
- Walk your dog whenever you can because they will be happy to enjoy this way. Be sure to give them quick walk breaks and let them outside around the house.
- One more option is to take your dog out. Make sure that neither one of you go to work and alone, or your dog could become anxious and cause a fire..

Next sentence: A 20-minute walk daily is recommended for most breeds of dogs. Working dogs may need two 20-minute walks a day.

Problem: Write the next sentence for:
How to role play with your lover or spouse
Share your erotic fantasies with your partner.
Try lying in bed one night and ask your partner to share one of their sexual fantasies with you. Then, you can share yours.

OPTIONS:
- This is an excellent way to broach the subject of role playing and can be a sexy experience for both of you. If the thought of mentioning role playing to your partner in a face-to-face conversation is completely terrifying, then send your lover an email or text that details your erotic fantasy.
- If you find yourself having an automatic sexual response to something your partner has said, try talking over or sharing your thoughts and fantasies with your partner. Don't rely on external factors like time or sex.
- There is no pressure to do so on a daily basis. You can both try it at the same time every night.
- Ask your partner how you can intimate work together. For example, you may invite your partner to run a marathon or suggest some strip dance techniques..

Next sentence: This is an excellent way to broach the subject of role playing and can be a sexy experience for both of you. If the thought of mentioning role playing to your partner in a face-to-face conversation is completely terrifying, then send your lover an email or text that details your erotic fantasy.

Problem: Write the next sentence for:
How to change a noun to a verb
Use " advise " rather than " advice.
" as there is only one letter that's different, mixing up " advice " and " advise " is a common mistake even for native speakers. If you're using the verb form of the word, use " advise " instead of " advice.

OPTIONS:
- " It's really just a word like " advise " in english. As a result, most native speakers associate only " advise " with a verb.
- " For example, the sentence, " the teacher adviced the students on their plans for college " is incorrect. Instead, you should write, " the teacher advised the students on their plans for college.
- " For example, in terms of " trying to do something, " " try something new " and " modify something with " is one of the " advice " conjunctions. " Reverse the format of the sentence.
- " In english, this refers to the beginning of the noun, rather than describing the noun. Therefore, if you're using the noun form of the word, " aid, " it would be " advise..

Next sentence:
" For example, the sentence, " the teacher adviced the students on their plans for college " is incorrect. Instead, you should write, " the teacher advised the students on their plans for college.