Not until the next morning _____ how serious the situation was．
| A．did she realise | B．had she realised |
| C．she realised | D．she had realized |
Microsoft has been in the leading _____ in the software industry for years.
| A．location | B．direction | C．situation | D．position |
The governments are _____ to improve the employment and medical situation of the citizens.
| A．making progress | B．making efforts |
| C．taking risks | D．looking forward |
Kevin was not good at Chinese at first. After two months in China, _____, he made great progress.
| A．while | B．but | C．however | D．otherwise |
The worst tornado of all time occurred in 1925, ______ three US states.
| A．affected | B．affecting | C．to affect | D．affects |
______ right in the center of the city, the park attracts a lot of tourists.
| A．Seating | B．Laid | C．Situated | D．Stood |