An early typewriter produced letters quickly and neatly; the typist, _____ couldn't see his work on his machine.
Punishments became more severe(严厉的), but he remained _________, that is to say, nothing could change his mind.
You’d better ________a few hours to practice your spoken English, which you can learn from.
One of my friends is ___ leader of his department, which is playing ____ important part in the company.
— My car is broken. Would you mind lending me your car this afternoon?— Not at all. _______.
As we have mentioned previously, we will be dedicated to solving the problem within the current framework, rather than _____ a new one.