In Sweden, people don’t need to _______ too much money on presents, instead, making a meal is enough.

A．spend

B．take

C．pay

D．cost

实施清洁生产一般有五个阶段，其中第四个阶段是______

A．审计阶段
B．制订方案阶段
C．方案实施阶段
D．编制清洁生产报告阶段