The energy is ________ makes the cells ableto do their work.

It’s not how much money you make or who your daddy is ______ makes you the most attractive person in the world but the way you do some simple things.

I think English is ______ useful language, and it’s also ______ important language.

It’s great! We have raised enough money for our class to ____ China Daily newspaper in 2015.

One of my best friends newspapersevery morning .