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1) You can see a lot of readers in the library
2) My younger brother is a good swimmer
3) The Bolshoi Theatre has got many wonderful dancers and singers
4) The best jumper on the sports ground was Igor Ivanov.

You can't see many readers in the library. Can you see many readers in the library?My younger brother isn't a good swimmer. Is your younger brother a good swimmer?The Bolshoi Theatre hasn't got many wonderful dancers or singers. Has the Bolshoi Theatre got many wonderful dancers and singers?The best jumper on the sports ground wasn't Igor Ivanov. Was the best jumper on the sports ground Igor Ivanov?