All his free time is ______ by volunteer work, but he feels it meaningful.
| A．put up | B．given up |
| C．picked up | D．taken up |
He was barking ____ let him in.
| A．for someone to | B．in case of someone |
| C．so someone to | D．so that someone |
_____ all that has been said, the tourists have been picking leaves.
| A．In spite | B．Despite | C．Even | D．Even so |
_____ is known to everybody is ____ the moon travels round the earth
once a month.
| A．What; that | B．That; that | C．It; what | D．As; what |
Tom ____ desperate in front of the locked door.
| A．fell | B．felt | C．dropped | D．lay |
The science of medicine, _____ progress has been very rapid lately, is perhaps the most important of all the science.
| A．all whose | B．all what | C．all that | D．all which |