两道语法题,不大确定 & h; c% ?1 f( ^4 P
1. ; U9 g1 z* I0 a4 r3 Y1 \a. an equivalent of 30 working days # a& Y6 t0 b' ^: p$ Tb. the equivalent of .. 0 z3 d/ ~" T+ N; L6 f4 \5 ]3 T @1 a! x
c. an amount equal to.. 1 x' H; U0 }. D$ y1 E# ]- W9 \% k7 `( `: I. y+ z
2. a large sums of money +单/复?