未分类题

Idon’tthinkphysicsishardtolearn.However,myphysicsareverypoor.A.isB.to learn###SXB

A.
A.is
B.to
B.However
D.are


【参考答案】

D
D主谓搭配错误,应改为isophysics“物理”。尽管以“.s”结尾,但它是单数。类似的还有politic......

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