---- Is everything clear now? ----Yes, the thief has admitted _________. 

Some animals ______ the tiger, the lion and the wolf are meat-eaters. 

Although we _________many serious natural disasters, we are sure to overcome all difficulties.

Many Chinese airline companies had intended to get much the business,but it______so bad.

The old couple decided to　　 a boy and a girl though they had three of their own.