It is hard for the Greek government to get over the present difficulties_____ gets more financial support from the European Union

What on earth are the police busy with— They have been investigating how the train crash __________

The delegates had just taken their seats , then ____ .

Listen! Someone is singing in the next room．Who it be? Is it Wei Fang? –No．It be her．She is at school now．

No decision _about any future plan until we have done some research into the student preference