A.it's hard to make health-care cheaper
B.it's too expensive for the government
C.it's impractical at the very moment
D.it's bad for the insurance industry
A.Because European share indices fell around 3%.
B.Because euro slid against other currencies.
C.Because Europe's debt problems got worse.
D.Because the European Central Bank is about to end a program of support for banks.
A.curious
B.sad
C.elated
D.skeptical
A.Facial expressions can only reflect emotional states.
B.Facial expressions may help people survive.
C.Baring the teeth means the same to people all over the world.
D.Humanemotions that were not expressed would become less intensive.