509.To be great,you must be smart,confident,and,________,honest.
A.therefore
B.above all
C.however
D.after
510.Would you mind not picking the flowers in the garden?They are _____ everyone's enjoyment.
A.in
B.at
C.for
D.to
509.答案是B;above all,首先，更重要的是。
510.答案是C;for enjoyment=for fun/pleasure 为了寻求乐趣。
