So suddenly ________that the animals in the zoo looked very frightened during the total solar eclipse (日全食)．
| A．did the sky turn dark | B．the sky did turn dark |
| C．turned the sky dark | D．was the sky turned dark |
She was so ________ in her job that she didn’t hear anybody knocking at the door.
| A．attracted | B．absorbed | C．drawn | D．focused |
The project, ________ in 2009, has expanded the city’s cellphone network to cover one million users.
| A．accomplished | B．being accomplished |
| C．to be accomplished | D．having accomplished |
He put forward his suggestion at the meeting that every means ________ to save the crops before the storm came.
| A．be tried | B．was tried | C．should try | D．tried |
We should ________ adjust ourselves to the development of our society.
| A．strictly | B．hardly | C．occasionally | D．constantly |
The teacher accused her ________ not finishing her homework.
| A．for | B．from | C．of | D．on |