The professor advised us to think outside the box and to________ new, different, or unusual solutions.
It is the first time that I_____ the night face to face.A. have seen B.had seen C saw. D.see
French is also ____ useful language with a long history .
—How come you are late for school again,Bob? —_____ .
Our English teacher devoted herself____ to her teaching and it earned her a good reputation in our school.
—Which type of car do you like better? — ______.They are both expensive and high emission(高排量).