I can meet you at eight o'clock; _____ you can call for me.

Does this meal cost $50? I ____something far better than this?

-------Do you have enough to ________all your daily expenses? --------Oh yes, enough and to spare.  

Fitness is important in sports but of at least _____ importance are skills.

As is known, mobile phone make it possible for people to____each other conveniently.