英语按要求改写句子1.I have been to London four times.(就four提问)2.John

英语按要求改写句子
1.I have been to London four times.(就four提问)
2.John went to Paris last month.(用完成时改为同义句）
3.We haven't seen each other for two years.(就for two years提问）
4.I sharpened my sister's pencil this morning.(就sharpened my sister‘s pencil提问）
求高手解答
能回答哪个都行啊，最好全部回答