George Washington was one of American (scientist) ________ who was born during the nineteenth century.
查看答案
I (seal) ________the back of envelopes last night.
Our company has a fully (secure) ________ loan.
They were fully recognized the enormous (strong) ________ and influence of the union.
She gave me some very (value) ________ advice on buying a car.
微信支付 
支付宝支付