Now ______ good many old people are also fond of playing games on ______ internet.
---- Is there anyone in your class ____ the name of Mary? ----____.
Swimming alone ____ be ____ dangerous. Do be careful.
There's no bus now, and we can't get home _______ by taxi.
— What do you think of Zhang LiangYing's English songs? — Very attractive and lively. Almost no other Super Girls can sing _____ at present, I think.
— Is the man our sales-manager? — No, it ______ not be him he never plays cards.