_________ may have a chance to be successful if he tries his best.

A．Somebody         B．Everybody         C．Nobody           D．None

_________ do you think of my hair-style?

A．How             B．What             C．Which            D．Why

---- Could you please tell me something about the two _________?

---- _____. They are exchange students of No. 1 Middle School.

A．Frenchmen; Yes, please                  B．Frenchmans; Come on

C．Germen; Not at all                       D．Germans; All right

As we know, England is ______ European country and Singapore is _____ Asian country.

A．an; an            B．an; a             C．a; a              D．a; an

The patients will have to wait all day ______ the doctor works faster.

A．if                B．unless            C．whether          D．that