(2013·高考四川卷)He is so busy.He cannot afford enough time with his son________he wants to.
A．even if B．as if
C．because D．before
(2013·高考安徽卷)It’s much easier to make friends ________ you have similar interests.
A．unless B．when
C．even though D．so that
(2013·高考湖南卷)You must learn to consult your feelings and your reason________you reach any decision.
A．although B．before
C．because D．unless
(2013·高考江苏卷)In the global economy，a new drug for cancer，________ it is discovered，will create many economic possibilities around the world.
A．whatever B．whoever
C．wherever D．whichever
(2013·高考辽宁卷)One can always manage to do more things，no matter________full one’s schedule is in life.
A．how B．what
C．when D．where
(2013·高考山东卷)________I have to give a speech，I get extremely nervous before I start.
A．Whatever B．Whenever
C．Whoever D．However
