10度=_千瓦时=_焦
52.26度=_度_'_"这道题答案是?
3500"=_°_'_"
Come here _ _ lunch.=Come here _ _.
将0,1,2,···,9这10个数字,不遗落、不重复地分别填入_中,组成下列3道算式 _+_=_ _-_=_ _*_=_
He decided to teach himself French=He _ _ _ _ to _ French _
_ _ food _ animals.=_ _ _ food at animals.〔throw〕
We should take part in meeting actively.=We should _ _ _ _ _
1.Simon finds reading is very interesting.=Simon _ _ _ _ _.
Shall we go there by bus?=_ _ we _ _ _ there?
Show me your ticket.=Let _ _ _ _ _ your ticket.
Can you make kites?=_ kite _ _ _ _?
[^_]+(?=_[^_]+_[^_]+\b)这个正则表达式的意思?