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题目
what_____moving story this is what_____exciting news this is what_____grate achievements we hav
made in the past years!
what_____fun the children had at the seaside

提问时间:2020-08-17

答案
1.a an
2./
3./
以上均为感叹句,句式是:What a/an +n.(c可数名词单数) (+it is/ this is /was-----可加可不加)!如题1
What + n.(c pl 可数名词复数) (+they are/were)!如题2 (we have made in the past years)为修饰 achievements 的定语,可忽略不看.
What + n.(uc不可数名词).如题3.结构用第二点一样.fun 乐趣,是uc
还有how的用法,要与what作对比.
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
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想找英语初三上学期的首字母填空练习……
英语翻译
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