1.She struck the keys too hard and two of the strings were broken.
她用劲太大以至于把其中的两根弦都弄断了。
知识点：比较学习：too, very
1）too表示“太，过于”：The scenery is too beautiful for words.风景美得无法形容。/You walked too quickly.你走的实在是太快了。
2）very表示“非常，很”（在合理的范围内）：She was very hurt by her boyfriend's unkind words.她男朋友说的那些难听的话，让她很伤心。
2.She tried to play jazz on it!
她竟然用古钢琴来演奏爵士乐。
知识点：1）play sth. on+乐器表示在何种乐器上演奏某种音乐；
2）play+the+乐器表示演奏何种乐器。
3.The instrument was bought by my grandfather many years ago.
这件乐器是我祖父多年前买的。
知识点：many years ago决定了句子的时态为一般过去时，ago作时间状语句子往往用一般过去时，而since则常常出现在完成时态中。
4.Recently it was damaged by a visitor.
最近，古钢琴被一个客人损坏了。
知识点：visitor指“游客，观光者，访问者”；Visitor Not Admittted谢绝参观
