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高中英语主谓一致Not until one of his works was published----to gain

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高中英语主谓一致
Not until one of his works was published----to gain his confidence in writing.
Awas he able
Bhad he been able
答案选A但是A不是全倒吗 谓语动词提前了
B才是助动词提前呀
Not until one of his works was published----to gain his confidence in writing.
A.was he able
B.had he been able
选项是A.
选项A中的was是【系动词】.教你一招:疑问句怎么构成就怎么倒装.
如果我的回答对你有所帮助,请点击本页面中的“选为满意回答”按钮,
再问: was怎么看是不是系动词
再答: was是系动词。 如果我的回答对你有所帮助,请点击本页面中的“选为满意回答”按钮,谢谢!