It's time I __________ home. My mother should be waiting for me for dinner now.
The most important thing about cotton in history is _____ part that it played in ____ Industrial Revolution.
_____ and happy, Tom stood up and accepted the prize.
.People have planted a lot of trees and grass in order to ____ wind and sand in the desert.
Read the passage and correct the mistakes, ______.
——Could I use your English dictionary for a few moments? —— ________.I’m not using it myself.