帮忙翻译一下下面几个句子（翻译成英文）

正确译文，放心使用：
1. The rapid changing face of our city has left the tourists with deep impressions.
2. We should make full use of solar energy's advantage to save electricity.
3. I can't find my key. It must have been left in the bus.

1. The rapid development of our city has left a deep impression on the tourists.
2. We should make the most use of the solar energy in order to save electricity.
3. I can't find my key. I must have left it on the bus.

1.The Rapidly changing face of our city has left a deep impression to visitors.
2.We want to make full use of the advantages of solar energy for power saving.
3. I can not find the key, so it must be lost on the bus