Question

【题目】---I don’t think I can work_____ the math problem.

---Think hard, and you can come up _____ the answer.

A. on; to B. out; with C. at; with D. on; for

Answer 1

【答案】B

【解析】试题分析：句意：——我认为我不能算出这道数学题。——努力的想，你就能得出答案。 Work out算出，得出；come up with提出，想出。故选B。