We find that some birds （）twice a year between hot and cold countries.

单项选择题Connie was told that if she worked too hard, her health would （）

A．deteriorate
B．degrade
C．descend
D．decay

单项选择题Her jewelry （）under the spotlights and she became the dominant figure at the ball.

A．glared
B．glittered
C．blazed
D．dazzled