Garter Druse _____ his being selected for the important task to his courage，devotion and knowledge of the area.
| A．led | B．owed | C．devoted | D．thanked |
．Charles Babbage is generally considered ______ is the first computer．
| A．to invent | B．inventing | C．to have invented | D．having invented |
．Little Jim should love ______ to the theatre this evening．
| A．to be taken | B．to take | C．being taken | D．taking |
．—The light in the office is still on．
—h，I forgot______.
| A．turning it off | B．turn it off | C．to turn it off | D．having turned it off |
．Mr. Smith warned her daughter ______ after drinking．
| A．never to drive | B．to never drive | C．never driving | D．never drive |
．I would love ______ to the party last night，but l had to work extra hours to finish a report．
| A．to go | B．to have gone | C．going | D．having gone |