完成句子,他们花了五分钟在笔记本上写下新单词（it,minute,new vocabulary,note book）

他们花了五分钟在笔记本上写下新单词（it,minute,new vocabulary,note book）
It took them five minutes to write down the new vocabulary on the note book.
1.我们乐于互相帮助(enjoy,help)
We enjoy helping each other.
2.对孩子们来说,语法部分理解起来有一定的难度（for children,understand,the grammar part）
It is a little difficult for children to understand the grammar part.
3.明天下午带领这些游客参观一下我们的村庄怎么样?（show,visitor,village,afternoon)
How about showing the visitors around our village tomorrow afternoon?
4.今天我有许多事情要做（have,thing,do)
I have a lot of things to do today.

We enjoy helping each other.
enjoy doing sth
It is difficult for children to understand the grammar part.
用It is +adj +for/of +sb to do sth 句型
What about showing the visitors around...

完成句子，
(1) 他们花了五分钟在笔记本上写下新单词（it，minute，new vocabulary，note book）
It took him five minutes to take the new words on the note book.
(2)我们乐于互相帮助(enjoy,help)
We enjoy helping each other.