—Shall I invite Tom to my party?—Yes,it will be nice if you_________.
The most important thing about cotton in history is _____ part that it played in ____ Industrial Revolution.
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.
Whether ways will be found to stop pollution or not is just___________ worries the public.