哪位高手帮我从这里面挑点知识点啊!单词的固定用法也好!thankyou!Shewasstillspeakingwhenanelderlygentlemanlimpeduptothecounterandbeganlookingcloselyattherowofpuddingswithgreatinterest."Why,that'sthevery

Question

哪位高手帮我从这里面挑点知识点啊!单词的固定用法也好!thank you!
She was still speaking when an elderly gentleman limped up to the counter and began looking closely at the row of puddings with great interest.
"Why,that's the very gentleman I've been telling you about,"whispered the shop girl."Just watch ai him now."And then turning to him :"Would you like to sample them,sir?Here's a spoon for you to use."

Answer 1

1.when的用法,以及和while的区别2.elder 和 old 两者都作形容词时,elder指年长的、资格老的、年龄较大者.old 指老（反义词young）的和陈旧的、从前的(反义词new）.elder后面不可加than .old的比较级older后面要加tha...