The development of mechanical timepieces spurred the search for more accurate sundials with which to regulate them.
这个句子是一个定语从句,然后which是sundial,them是timepieces ,这个句子还原应该是rugulate timepieces with accurate sundials.这样就没有主语了。
She was really hungry ,so the chicken and tarts served to divert her attention for a time.这里的served应该是主动用法对吗?so面的也是一个句子吧?serve是有被动被动含义的词么?如果是的话,那当其用在状语中为被动怎么区分这个状语结构是句子...
we will make all the necessary arrangements for the replacement for defective parts介词for后可否用动名词形式?...for replacing the defective parts.或者用不定式来表达we will make all the necessary arrangements to replace the defective parts望老师解答,谢谢!
Most Nordic country skis are long and thin, allowing the weight of the
skier _______ ( distribute) quickly.答案为 to be distributed和 being distributed。请问being distributed属于什么考点呢?
Also, cable advertisers generally do not have to make the large
up-front commitments, which may be as much as a year in advance, the networks
require.请问老师,which的先行词commitments may be as much
as a year in advance. 承诺是一年,这应该如何理解?