The villagers, ________ had been damaged by the flood, were given help by the Red Cross.

[　　]

A．all their homes

B．all whose homes

C．all of whose homes

D．all of their homes

He has made another wonderful discovery, ________ of great importance to science.

[　　]

A．which I think is

B．which I think it is

C．of which I think it is

D．I think which is

With so much works ________ , I am afraid I shall have no time to visit him.

[　　]

With the weather ________, ten to one it will rain presently.

[　　]

A．as close as this

B．as close as that

C．is as close as this

D．as closely as that

A large, well-kept lawn fronted ________.

[　　]

We're looking forwards ________ from you soon.

[　　]

The first book ________ on that subject is the Encyclopaedia Britannica.

[　　]

In the dark street, there wasn't a single person ________ she could turn for help.

[　　]

Professor Wu advised that I should turn to ________ medicine.

[　　]

The man who I turned to ________ to me how to deal with the problem.

[　　]