【推荐1】For your own ________, please don’t smoke on the plane.

A．feeling

B．health

C．safety

D．growth

【推荐2】For our ________, we’d better not use mobile phones on the plane.

A．health

B．future

C．travel

D．safety

【推荐3】—Do I need to eat an apple every day, mom?
—Yes, I think it is ________ for you.

A．easy

B．cool

C．healthy

D．relaxing

【推荐1】The delicious food made me feel ________.

A．hunger

B．hungry

C．safe

D．safety

【推荐1】Please protect the ________ around us.

A．environment

B．noise

C．pollution

D．rubbish

【推荐2】I’d still be glad to help out with any of the party ________. If you need my help, please tell me.

A．information

B．invitations

C．pollution

D．preparations

【推荐3】—Mom, let’s rent a shared bike to the cinema, OK?
—That would be nice since it causes no ________.

A．condition

B．introduction

C．pollution

【推荐1】Over the next 20 years the global ________ of those aged 65 or more will almost double, from 600 million to 1.1 billion, according to an article from The Economist.

A．pollution

B．population

C．production

D．position

【推荐2】—China’s high-speed railway ________ is leading the world.
—That’s right. It is moving further into the world.

A．technology

B．environment

C．population

【推荐3】—How do you improve your English ________?
—I often talk with the persons whose mother language is English.

A．population

B．transportation

C．pronunciation

D．suggestion