Mary______ a lot of Spanish by playing with the native boys and girls.

How did you make so rapid progress in your English?Do you have any secrets?-NoOnly ________ hard working.[ ]

This is ___ orange.____ orange is orange.

The problem of the present world is that those who are imaginative have little experiencethosewho are experienced have weak imagination[ ]

My birthday is the ninth month of the year. —Oh, it’s ______.