Do you know how to _______this word –Yes, B-A-L-L.

Life is like ______ ocean. Only ______ strong-willed can reach the other shore.

To his relief, the company’s exports have been increasing ______ [ ]

I’d like youto my birthday next Sunday.

_____ makes a new invention such a wonderful thing is ____ it allows us to do something ____ we could not do before.