It's important and helpful ________.
It's important and helpful ________.
It‘s important and helpful to keep your papers clean to get
It's important and helpful for all of us_____enough exe
mary is friengly and helpful friendly and helpful划线,________
it’s important for you and me.
It’s very important ________(learn) all the subjects well.
—It’s important ________ us _______ learn English well.
It’s important ________ us to protect our environment.
It's important to have a h___ lifestyle and It's important t
He's polite and helpful.对polite和helpful提问.
It’s important to have () and () every day
It's important ( )( )to eat more vegetables and fruit.