You seem to be having trouble there.
..... I help you ?

1.   ?    Will
2.   ?    Shall
3.   ?    Would

I don't have enough money to buy lunch.
..... you lend me a couple of dollars ?

1.   ?    Could
2.   ?    May
3.   ?    Shall

That ice is dangerously thin now.
You ..... go ice-skating today.

1.   ?    might not
2.   ?    would mind not to
3.   ?    musn't

It's way past my bedtime and I'm really tired.
I .... go to bed.

1.   ?    ought
2.   ?    should
3.   ?    could

He .... have committed this crime.
He wasn't even in the city that night.

1.   ?    shouldn't
2.   ?    might
3.   ?    couldn't

John is over two hours late already.
He .... missed the bus again.

1.   ?    must have
2.   ?    will have
3.   ?    should have

I'm really quite lost.
.... showing me how to get out of here ?

1.   ?    Would you be
2.   ?    Would you mind
3.   ?    Must you be

That bus is usually on time.
It ... to be here any time now.

1.   ?    has
2.   ?    ought
3.   ?    might

I read about your plane's near disaster.
You .... terrified !

1.   ?    shall have been
2.   ?    might have been
3.   ?    must have been

Professor Villa, we've finished our work for today.
... we leave now, please ?

1.   ?    May
2.   ?    Can
3.   ?    Must