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帮我看看这句英文写得对不对?

来源:学生作业帮 编辑:大师作文网作业帮 分类:综合作业 时间:2024/09/20 11:59:14
帮我看看这句英文写得对不对?
A physical model combined with a mathematical model was(were) used for probing into this problem.
最主要是,这种情况该用was还是were?
帮我看看这句英文写得对不对?
was 因为句子的主语为 a physical model