The location and severity of knee pain may vary, depending on the cause of the problem. Signs and symptoms that sometimes accompany knee pain include: 1  Swelling and stiffness.  Redness and warmth to the touch.
In traditional grammar, a simple subject is the particular noun or pronoun that tells who or what a sentence or clause is about. In traditional grammar, a simple subject is the particular noun or pronoun that tells who or what a sentence or clause is about. A simple subject may be a single word (e.g., Christmas is coming), a multi-word proper noun (Santa Claus is coming), or the key noun or pronoun in a complete subject (The zombies in the basement are coming upstairs).
Identifying Simple Subjects The simple subject is the noun or pronoun in the complete subject that tells what the sentence is talking about. The other words in the complete subject modify the simple subject. Examples of Simple Subjects - The steep steel ladder has become slippery. [Ladder is the simple subject; the steep steel ladder is the complete subject.] - The woman in blue overalls climbs slowly and carefully.