The student found the novel _______. It provided him with so much information about the subject.
A
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Whenhesuddenly________upthesubjectofgeneticengineering,therewasanembarrassedsilence.
________withthesizeofthewholeearth,thehighestmountainsdonotseemhighatall.
Thefarmerhadtowearheavybootsinthewinterbecausethefieldsweretoowetand________.
Thestudentfoundthenovel_______.Itprovidedhimwithsomuchinformationaboutthesubject.
When he suddenly ________ up the subject of genetic engineering, there was an embarrassedsilence.