It is important to introduce children to healthy nutritious foods from ________ they begin to eat solids.
| A．what | B．when |
| C．that | D．which |
It is the prevention of disease_____ its successful treatment that has led to the rapid increase of the world’s population.
| A．more than | B．rather than | C．other than | D．less than |
_______ his grades with Arnold’s, George was quite satisfied.
| A．Compared | B．To compare | C．Comparing | D．Compare |
More and more rich people have promised to ______ their wealth after death to help the poor and the disabled.
| A．give away | B．give up | C．give out | D．give off |
Don't blame such a small boy any more. Even the wisest___ make a mistake sometimes.
| A．must | B．can | C．should | D．shall |
A red light will start continuously flashing when the batteries____ low.
| A．get | B．will get | C．are getting | D．got |