拉丁美洲是指[ ]
A、南美洲和西印度群岛
B、美国以南的美洲地区
C、巴拿马运河以南地区
D、南美洲
答案：B
-----Bad luck! I failed again in the driving test.
-----You are sure to succeed if you try ______ third time. What’s more, experiencing failure can also be _____ pleasure.
A．the; a
B．the; /
C．a; a
D．a; /
下列哪一种是常用的涂料填充料（）
A.飞灰
B.二碳酸钠
C.滑石粉
D.氢氧化钠
