Last week, only two people came to look at the house ________, wanted to buy it．

A．none of them

B．both of them

C．none of whom

D．neither of whom

What would have happened ________, as far as the river bank?

A．if Bob has walked farther

B．if Bob should walk farther

C．had Bob walked farther

D．if Bob walked farther

I lost your address, otherwise I ________ you long before．

A．had visited

B．have visited

C．would have visited

D．should visit

________ he come, the problem would be settled．

A．Would

B．Should

C．Shall

D．If

________ your generous help, we could not be living a happy life today．

A．In spite of

B．But for

C．Because of

D．As for

________ to do the work, I should do it some other day．

A．If were I

B．I were

C．Were I

D．Was I

If you ________ that movie late last night, you wouldn’t be so sleepy now．

A．haven’t watched

B．didn’t watch

C．hadn’t watched

D．wouldn’t have watched

________ the temperature falling so rapidly, we couldn’t go on with the experiment．

A．Since

B．For

C．As

D．With

All things ________, I think we ought to give the job to Mike．

A．considering

B．considered

C．having considered

D．are considered

He entered the room, ________．

A．his nose was red with cold

B．and his nose red with cold

C．his nose red with cold

D．his nose been red with cold