Many of the things we now benefit from would not be around _______ Thomas Edison.
A:thanks to
B:regardless of
C:aside from
D:but for
一支乐队要演奏出美妙和谐的乐曲,除了乐队成员要有扎实的基本功外,更重要的是( )
下列句子中,没有语病的一项是( )
4____320÷8;
614÷3____205;
619÷6____110;
730____17×29.