______this way, one of _____the favorite drinks was invented. A. In; world’s B. By; world’sC On! World D, To; world
---___________ tall building it is! ---It has over one hundred floors.
Look at the picture. We are supposed to____________.
More and more people have a low-C life and the air is _________ than before.
---You have to drink more hot water _________ you have a cold ---Thanks, I will.
---What do you want to be when you ___________? ---I want to be a pilot.