Children are always curious ______ the unknown world.
| A．for | B．of | C．beyond | D．about |
The poor boy could do nothing but ___ at the corner of the street.
| A．to sit | B．sitting | C．sit | D．sat |
Do you know that girl ?The one ___red.
| A．having | B．wearing | C．in | D．putting on |
What has your uncle bought ___ you? Will you please show it ___ me?
| A．to, for | B．for, to | C．to, to | D．for, for |
Chairman Mao called on us to ___ the people whole-heartedly.
| A．serve | B．serve for | C．serve to | D．serve with |
The teacher said that light ___ faster than sound.
| A．travelled | B．had travelled | C．travels | D．were travelling |