Now the world’s attention ________ the stock markets，as they have a great influence on the world’s economy

It was at the gate of our school ____we gave thevisitors a warm welcome

It’s ____ cold. Would you please closeall the windows— OK. I’ll do it now.

It’s quite an interesting game!—______. Why don’t you join us

He is very angry with his mother, because his mother always him with the best student.