句型转换,急1.I don't know Japanese,so I can't taik to the Japanes

句型转换,急
1.I don't know Japanese,so I can't taik to the Japanese.
______ I ________Japanese,I would talk to the Japanese.
2.He who gains time gains all things.
If a person ________time,he_______ _______
3.Without sunlight,there would be no plants or animals.
________ _________ _________ _______sunlight,there would be _____plants _____animals.
4.If I don't permit,you can't use my dictionary.
You can't use my dictionary_______my______.