The most important thing about cotton in history is _____ part that it played in _____ Industrial Revolution.
| A．不填；不填 | B．the；不填 | C．the; the | D．a; the |
With online course Crazy English has over 20 million students all over China the class through the Internet .
| A．attend | B．attended | C．attending | D．to be attending |
The bank is reported in the local newspaper in broad daylight yesterday.
| A．being robbed | B．to have been robbed |
| C．robbed | D．having been robbed |
At the computer operation test, one is supposed to stay at his own machine, keep his eyes on his screen, ______ to anyone.
| A．and not to speak | B．but could not speak |
| C．instead of speaking | D．or rather speak |
______ as the “First Lady of Speech”, Dr Lillian Glass is recognized as one of the world’s leading experts on communication skills.
| A．Knowing | B．Having known | C．Known | D．To be known |
It rained nonstop for ten days , completely our holiday.
| A．to ruin | B．ruined | C．having ruined | D．ruining |