--The room is so dirty.____ we clean it? ---Of course.
He saw the MP4 player a moment ago, but he didn’t know how it disappeared _______.
--- It’s said that another new car factory _______ now. --- Yeah. It ________ one and a half years.
The musicians may start as a group of high-school students, ________ practising their music in someone’s house is the first step to fame.
Every possible use should be ______ advanced technology.
—What do you think will be the future of your new invention? —I’m sure it will have many different _________ in the industry.
—What do you think will be the future of your new invention?
—I’m sure it will have many different _________ in the industry.