1 . In those days, the old woman________ sit at the door for hours, waiting for her son to return from abroad.

A．could

B．should

C．might

D．would

2 . —Why, my new computer is rubbish! Five hours has passed and it still hasn’t finished the downloading.
—Don’t worry. You know, sometimes the Internet ________ be very slow.

A．can	B．may
C．should	D．must