After the earthquake, it seemed ________ the world was at an end.

I just can’t stop worrying about the result of mymedical examination—＿＿There’s nothing you cando now but wait

If you keep on, you’ll succeed _______

______have you been learning to swim —-Half a year.

The Olympic Games of 2016 will_____ in Brazil.—I hope our country can do better than in London.