根据句子意思，用括号中所给汉语提示或英语单词的适当形式填空。(每空一词)
小题1:The __________ of this mountain is 5540 meters. (高度)
小题2:If you want to come, please let us know as soon as ____________(可能的).
小题3:There are __________ of people by the sea. (千)
小题4:The more careful you are, the fewer ____________ you’ll make. (错误)
小题5:Mum is always busy. Last week she __________ three meetings. (出席)
小题6:This piece of advice is very __________. I’ll take it. (use).
小题7:Bad weather sometimes causes ___________ (nature) disasters.
小题8:____________, I could get the last plane ticket to the USA. (luck)
小题9:The twin brothers like keeping secrets to ____________. (they)
小题10:The radio says it will be much ____________ (rain) tomorrow.