Since the general retired from the army, he __________ himself in writing his memories.
| A．is devoting | B．has been devoted |
| C．had occupied | D．has been occupying |
—Jack, this is the third time that you have been late this week.
—Sorry, sir, but I was _____ for 15 minutes on the way.
| A．held up | B．put up | C．taken up | D．given up |
_______ the smoke come out of the building, my first thought was to call the fire department as soon as possible.
| A．Having seen | B．When seeing | C．When I saw | D．Seeing |
A small part the population are believed to have noto the health care in the west rural area of the country.
| A．aid | B．basis | C．access | D．belief |
It'sbelief that parents have to spend nearly 500,000 yuan bringing up a child in China nowadays．
| A．beyond | B．in | C．without | D．against |
I wonder how it ____ that Chinese climbers successfully finished the torch relay on the Mount Qomolangma, where the air is so thin.
| A．came out | B．came across | C．came over | D．came about |