There is as a free lunch.A. not such thingB. no such a thingC. no such thingD. such no th

问题补充：

There is as a free lunch.

A. not such thing

B. no such a thing

C. no such thing

D. such no thing

答案：

A. not such thing

B. no such a thing

(答案→)C. no such thing

D. such no thing

解析：原句意思，天下没有白吃的午餐。Thereisnosuchthingasafreelunch是固定用法。故选C。