I don't know if his idea _____（有效）这个空填什么

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I don't know if his idea _____（有效）这个空填什么
我想问的是这个空是什么时态是一般现在时还是一般将来时

works
再问： will work行不行
再答：可以。这时表示“是否会有效”指说话以后
再问：一般现在时和一般将来时有区分吗
再答：当然有了 works 指现在的情况，用will work 指“将来” 如果没有上下文的限制，两个都行
再问：上下文怎么限制
再答：那是出题的老师的事

I don't know if his idea _____（有效）这个空填什么 I don't know if his idea will _ _ (有效). 1.I don't know if his uncle _____.I think he _____if it does 单项选择I don't know if she _____ ,If she _____ ,let me know ,A. .I don’t know if it _____.If it _____,I’ll go out for picnic _____ .I don't know. Tim is thinking about the matter .I don't know( ) idea 填介词 I don't know if it _____ tomorrow,if it ______,I ______ stay I don't know 和 I have no idea 有什么不同吗? I don't know if you _____.If you ______,please call me tonig I don't know if I____anyone of the party this evening..填know I don't know ______he is a student 填什么呢是what how where if w

I don't know if his idea _____（有效） 这个空填什么