We offered these students a summer course ,aimed _____ improving their spoken English.
| A．to | B．of | C．at | D．for |
Little Bob is often educated by his parents to be good and friendly to anyone even if ________.
| A．attacking | B．is attacked |
| C．to be attacked | D．attacked |
________twice a year，whether it is a car or a bus or a truck，is the rule that every driver must obey in this city.
| A．Examining |
| B．Examined |
| C．Being examined |
| D．Having been examined |
Yesterday a streetbeggar bought a lottery ticket purposelessly，________him a millionaire overnight.
| A．making | B．makes |
| C．to make | D．made |
Now that we’ve discussed our problem，are people happy with the decisions ________？
| A．taking | B．take |
| C．taken | D．to take |
He hurried to the station，only ________ that the train had left.
| A．to find | B．finding |
| C．found | D．to be found |