--QQ,as a means of communication,is quite popular among us and costs less than the traditional forms.--______________.
Guilin is the most beautiful place _____people all over the world want to visit.
— Conductor, can I get to Market Street on this subway? — Of course. It’s leaving. ___________, please
He is only too ready to help others, seldom, ____, refusing them when they turn to him.
I’d rather you _______that now, than afterwards.
She is the only one among the ______ writers who _______ stories for children.