属于个性心理特征的是()
A.动机
B.兴趣
C.气质
D.思维
E.想象
参考答案:C
We all know that the Spring Festival is _____ special holiday when _______ whole family get together.
A.the, the
B.a, a
C.the, a
D.a, the
一束光从空气斜射入水中时,折射角______入射角(选填“>”、“=”或“<”),当入射角减小时,折射角随之______(选填“减小”、“不变”或“增大”),当入射角垂直射入水中时,折射角______入射角(“>”、“=”或“<”)