Sắp xếp trật tự các từ sau để tạo thành câu hoàn chỉnh

Bài 4: Sắp xếp trật tự các từ sau để tạo thành câu hoàn chỉnh
1. /all /Tom's /the /of/is/cleanest/room
1, The cleanest room of the all is Tom's
2. /Sienkiewicz / writers/, /is /the /Polish /greastest /one. /Of/all
The greatest Polish writers of all is Scienkiewicz
3. /one /of /is /the /in /world. /Egypt/oldest /countries/the
One of the oldest countries in the world is Egypt 
4. /world, /second /is /the /the /Canada/country/in/largest
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5. /worst /was /us. /time /for /Winter/the
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6. /ugliest /know /is /town /I. /It /the
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7./country /road /is /widest /in /the. /This/the
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8. /is /the / world? /What/animal/smallest in /the
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9.  /animal /Is /whale /or /the /the / in /world? /the/elephant/biggest/ the
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10. /worst /am /student. /I/in/the /class