I wonder how he could _______ not handing in his maths exercises yesterday, for his maths teacher is

always strict with his students. [ ]

A. get along with

B. get down to

C. get away with

D. get around

对以（）方式出口和外商投资企业出口的产品，外汇管理部门不予出具“出口收汇核销证明”。

A、来料加工

B、来件装配

C、捐赠

D、援外