已知BD、CE是△ABC的高，直线BD、CE相交所成的角中有一个角为50°，则∠BAC等于（ ）度．
50或130
As we all know, Lost in Thailand is a very successful movie, the cost of ______ is only 30 million yuan.
A．which
B．that
C．whose
D．whom
张先生在未来10年内每年年初获得1000元，年利率为8％，则这笔年金的终值为（）元。
A.12324.32
B.13454.67
C.14343.76
D.15645.49
