Moira liked the way ______ her father always smiled at her when she was singing her favorite songs.

Volunteering is becoming _____popular in China— Yeah, people are now aware that helping others is helping themselves [ ]

The air pollution is terrible.- It will be worse ________ we take action to protect the environment.

He often has sports. ________ football, basketball and ping-pong.

What is your little brother like— _______________________. He enjoys telling jokes.