Writing prompt: Based on the given hints and referring to the picture, write a short essay.
Last Sunday, I went for a picnic in the park with my friends. It started raining in the afternoon. I forgot my umbrella and got wet. I felt cold and had a headache. My friends took me to the hospital. The doctor said I had a fever. He gave me some medicine and told me to go home and rest well.
Writing hints: picnic; rain; umbrella; get wet; hospital; fever; medicine.

Student essay:
At last Sunday , I with my friends went to picnic. But after lunch, the weather chang the rain, I don't have umbrella, I was feel cool and headache. My friends let me went to hospital, doctor saied me fever. He gave me medicine and let me back home have a good free time.

Corrected essay:
Last Sunday, I went with my friends to a picnic. But after lunch, the weather changed to rain. I didn't have an umbrella, so I felt cold and had a headache. My friends took me to the hospital, and the doctor said I had a fever. He gave me medicine and let me go back home and have a good rest.