As the twentieth century came to a close, the raw materials for a great national literature were at hand, waiting ________．

A．to use

B．to be used

C．to have used

D．to be using

There are hundreds of visitors ________ in front of the Art Gallery to have a look at Van Gogh’s paintings．

A．waited

B．to wait

C．waiting

D．wait

________ the big snake, the little girl stood under the tree ________ to death．

A．Seeing; frightened

B．Seeing; frightening

C．Seen; frighten

D．To see; frightening

You will see this product made in this factory ________ wherever you go．

A．to be advertised

B．advertised

C．advertise

D．advertising

And there, almost ________ in the big chair, sat her little brother, who never had to be told to keep quiet．

A．having lost

B．losing

C．to be lost

D．lost

Mr．Green is said ________ an experiment to prove the new method of solving the problem when young．

A．to do

B．to have done

C．to be doing

D．to have been doing

The dog, ________, will be made a good watchdog．

A．to train properly

B．being trained properly

C．properly to train

D．trained properly

With his son ________ the old man felt unhappy．

A．to be disappointed

B．disappointing

C．being disappointed

D．to disappoint

She reached the top of the hill and stopped ________ on a big rock by the side of the path．

A．to have rested

B．resting

C．to rest

D．rest

The building ________ will be completed in a month．It will be our lab building．

A．to paint

B．being painted

C．to have painted

D．painting