Kate paid him in advance,which_____ was a mistake.
The speed ______ Tom drives his car is too high.
With trees and grass_____ about 35% of the urban area,the city of Hefei has taken on a new look.
Process so far has been very good.______,we are sure that the project will be completed on time.
— When do we need to pay the balance?— ____ September 30.
______ and out of breath, we reached the top of the mountain and stopped _____ the beautiful scenery.