Theprofessorworkedfor7hoursata________.
Agoodworkerinakeyspotcould,so_______ashekeptupproduction,takeallthecoffeebreakshewanted.
ThethemeofThanksgivinghasalwaysbeen________.
英语翻译：thescienceofbioticcontrol
The()Ageofthe1920scharacterizedbyfrivolityandcarelessnessisbroughtvividlytolifeinTheGreatGatsby.
