Today, Mike and Tom are going to the zoo. They are waiting ________ a bus.

A red bus stops ________ the bus stop. Mike and Tom ________ on the bus. “Here is a seat for ________, Mike.” “No, thank you. There is ________ seat at the front. I can ________ there.”

The bus stops at the next stop. An old man gets on the bus. Mike and Tom ________ stand up. Tom says, “Here’s a seat, Grandpa. Please sit here.”

Mike also says, “Please ________ here and have my seat, Grandpa.”

“Mine is ________ the door. So take this seat, please, Grandpa.” Says Tom.

“Thank you. That’s very nice ________ you.” Says the Grandpa