英语
初三英语语法现在完成时和be afraid to do 同not at all的用法T have seen that movie.But I am afraid it isn't interesting at all.这句中的isn't为什么不能改为be not或doesn't

2019-06-21

初三英语语法
现在完成时和be afraid to do 同not at all的用法
T have seen that movie.But I am afraid it isn't interesting at all.
这句中的isn't为什么不能改为be not或doesn't
优质解答
只要记住interesting是形容词,与前面的isn't构成系表结构,doesn't是助动词,只能修饰动词
"it isn't interesting at all."是一个宾语从句,句要有时态和语态,be not是动词原形,只有有can等特殊的词后用动词原形
只要记住interesting是形容词,与前面的isn't构成系表结构,doesn't是助动词,只能修饰动词
"it isn't interesting at all."是一个宾语从句,句要有时态和语态,be not是动词原形,只有有can等特殊的词后用动词原形
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