rearrange the following to form meaningful sentences:
1. long enogh/ the mother/ him/ does not/ to worry/ there/ leave him
2. infect/ viruses/ file system/ the network/ the host files/ corrupting/ of
3. extinction / crisis/ explosive/ an/ consumption/ had led/ growth and/ an
4. that have/ Earth's history/ mass extinctions/ the / threatens/ periodically during/ occurred/ the/ and/ to surpass
1. The mother does not leave him there long enough to worry.
2. Viruses infect the host files of file system corrupting the network
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