... stiff, dignified, and she was
wearing the ermine toque she'd bought when
her hair was yellow. Now everything,her hair,her face,even her eyes,was the same
color as the shabby ermine…….请问在这里When her hair was
yellow,为什么不改成when her hair had been yellow.?是因...
...ch是疑问代词作主语。 Which book is yours? which 是疑问代词作定语, book 是主语。 What colour is your car? what 是疑问代词作定语,colour是主语。 What is your car’s colour? what 是表语。Whose book is this? whose为定语,book为表语。改为宾语从句(用...
...白,suitable for a picnic是修饰限定place的,看着形式像后置定语或者定语从句,但后置定语需要用非谓语动词(doing、to do、done),而suitable只是形容词,完整的应该是be suitable for,使用非谓语动词的话是不是应该写成It is difficult
to...
Proteins are polymers of amino acids linked together in the same type of amide bond called a peptide bond. 句中 linked 做后置定语修饰 amino acids,called 也是后置定语修饰 amide bond,对吗?如果改成定语从句如何改?