Remembering these new words cost him a lot of time. 这时正在进行时吗?为什么Remembering 前面没BE动词

Remembering these new words cost him a lot of time. 这时正在进行时吗?为什么Remembering 前面没BE动词 Remembering these new words cost him a lot of time.cost为什么不加s求具体原因,不要草草了事 我有以下一些疑问：1.Remembering these new words cost him a lot of time.他花了大量时间才记住了这些单词.这里remembering为什么要加ing?还有其他什么例子?（请列出起码3个）2.什么是功能词?（请举例）3. keep doing sth kept remembering. these these 英语翻译Are we so alone,So distant,So forgotten,As we think ourselves to be?These are our livesBut did they ever even matter?Are we worth remembering?These machines feed on the tears of broken lives and dying dreams(Oh,Ohhhhhhhh,Oh,Ohhhhhhhhhh)We NE是什么意思 hi ne NE是什么意思? ne是什么意思? Ne pas line.ne. i will be right here remembering when . 英语翻译Which of these electron configurations are for atomsin the ground state?In excited states?Which are impossible?(a) 1s22s1,(b) 1s22s22p3,(c) [Ne] 3s23p34s1,(d) [Ne]3s23p64s33d2,(e) [Ne] 3s23p64 f 4,(f) 1s22s22p43s2 Forget those things that aren't worth remembering. i will be right here remembering when .什么意思? Do you have any p( )remembering so many new words?