Look at the boy playing basketball on the ground. Is it George— It ________ be him. He told me he would play basketball after class, but he’s not sure.

1950s in the USA, most families had just one phone at home, and wireless phones _______ yet.

His calculation of the result of the exam _______ to the fact, but he failed again．

, Mum! I failed the job interview again.—Oh, it’s too bad. You________ have made full preparations.

______________ do they donate money for