Informative Topic Sentences

Answer Key - Grade 2 Writing Worksheet - Building Confidence

Read the facts. Write a topic sentence that tells the main idea.

1. 1.

   A rainbow appears when sun shines through rain. A rainbow has seven colors. Red is on the top of a rainbow.

   Topic sentence

   one complete sentence that names the main idea all three facts share and does not copy a single fact. For example: Rainbows are beautiful.

2. 2.

   You can borrow books for free. You can read quietly at a table. Librarians help you find what you need.

   Topic sentence

   one complete sentence that names the main idea all three facts share and does not copy a single fact. For example: A library is a useful place.

3. 3.

   Sometimes the moon looks like a full circle. Sometimes it looks like a thin curve. It takes about a month to go through all its shapes.

   Topic sentence

   one complete sentence that names the main idea all three facts share and does not copy a single fact. For example: The moon looks different through the month.

4. 4.

   The sun gives us light. The sun keeps us warm. The sun helps plants grow.

   Topic sentence

   one complete sentence that names the main idea all three facts share and does not copy a single fact. For example: The sun is very important.

5. 5.

   Snow falls in many places. Days are short and nights are long. Many animals sleep through the winter.

   Topic sentence

   one complete sentence that names the main idea all three facts share and does not copy a single fact. For example: Winter is the coldest season.