Fill in the planks with , so or because

1. 1. I was really tired last night_______ I went to bed early.

• , so

• because

2. 2. My mother helps poor children around the world _______ she is kind.

• , so

• because

3. 3. My dad is easygoing _______ I like to be around him.

• because

• , so

4. 4. My sister doesn't help with the household chores _______ she is lazy.

• because

• , so

5. 5. My brother doesn't like sharing things _______ he is selfish.

• , so

• because