If we expect ________ much cleaner world, we should attract ________world’s attention to protect the world.
| A．a; a | B．a; / | C．a; the | D．the; / |
－prlfessor, do you have somethingat this moment?
－No,thanks.I'llcall you if there is any.
| A．typing | B．typed | C．to type | D．to be typed |
I’ve just seen no more than one copy of“ Gone with the Wind”in the bookshop opposite. Tom, go and buy ________ back.
| A．one | B．any | C．it | D．some |
Accounting is described as ________ science of classifying, recording and reporting ________ important financial events.
| A．an, the | B．a, 不填 | C．不填, 不填 | D．不填, the |
It never occurred to meyou could succeed in persuading him to change his mind.
| A．which | B．what | C．that | D．if |
_________ from the space, the Great Wall lies in the mountains like a huge dragon.
| A．Seeing | B．Seen | C．To see | D．Having seen |