ITRn.物资转移收条
itpron.它
It's different.
ITZ area fraction界面面积分数
It is good law.这是合法的。
It's an eraser.
It's a long story
It is so dusty.全是灰呀。
it seems that way看来如此
It be required to这需要
It was Tuesday.昨天星期二。
It taste sweet.白糖是甜的。