well的形容詞用英語怎么寫

　　Initially, the system worked well.

　　開始時系統運轉良好。

　　He doesn't hear very well.

　　他聽覺不是很好。

　　He did well in the heats ; hopefully he'll do as well in the final.

　　他在預賽中成績很好，且有望在決賽中也有同樣出色的表現。

　　The route is well signposted.

　　這條路線路標設置完善。

　　The problem is well documented.

　　這個問題有很多依據。