think of想，思考
think about考慮

思念或對某人、某事的看法，think of和think about可以通用
1. What do you think of / about his proposal?
你對他的建議有甚么意見？
2. He often thinks of / about his parents
他經常想念父母
但是，說[考慮]，一般用think about
I will think about the plan, and see if it is feasible

我會考慮這個計劃，看看可不可行。
說'記起','有意（做某事）'和'想像'，則用think of
1. I just can't think of her name.
我就是記不起她的名字。
2. We are thinking of selling our home.
我們有意把房子出售。

cut off,cut down, cut out的意思：
cut off
1. 切斷；切下；剪下
The phone line was cut off during the storm.
電話線在暴風雨中被切斷了。
2. 刪去；刪掉
Would you cut off this passage? I don't think it isnecessary.
你能把這一段刪去嗎？我認為它沒必要。

cut out
1. 刪去；刪掉；停止
Cut out your stupid joke! Nobody wants to hear that.
停止你那愚蠢的笑話！沒有人想聽。
2. 關掉
Cut out the light. I want to have a nap.
把燈關掉吧，我想休息一會兒。

cut down
1. 削減；降低；減少（on）
You should cut down on the fast food which does harm to your health.
你應該少吃一點快餐，對身體不好。
2. 砍到
Last night, our trees were cut down for no reason bysomeone.
昨天夜里，我們家的樹無故被砍倒了。

troll:
名詞 n.
(北歐傳說中的)侏儒;巨人[C]

dwarves:
1.矮人

solitude:
名詞 n.
1.孤獨;寂寞;隱居[U]
They searched for a place where they could live in solitude.
他們尋找一個可以過隱居生活的地方。
2.冷僻(處);荒涼(之地)[C][