—We need a new leader for our Helping Hands Club，but I don’t know_______.
—Why not Mary? She is always willing to help others.
| A．what to choose | B．how to choose |
| C．when to choose | D．who to choose |
【2014湖北咸宁】—Food safety is very important.
—So some rules ______ to stop people from polluting food.
| A．must make | B．must be made |
| C．must made | D．be made |
【2014鄂州】—The meeting _______ because of the smog in Northern China last week.
—Oh, it’s too bad! W e should take action to improve the air quality.
| A．put out | B．was put out |
| C．put off | D．was put off |
【2014南京】We’re sure that the environment in our city ______ greatly through our work in thenear future.
| A．improved | B．was improved |
| C．has improved | D．will be improved |
【2014北京】A new hospital _______ in my town next year.
| A．builds | B．built |
| C．is built | D．will be built |
【2014陕西】Every day, too much water _______ in ou r school. We should save it.
| A．is wasted | B．wastes |
| C．was wasted | D．wasted |