Withayear’shardwork,he_________basicknowledgeofEnglish.
A. hascaught
B. hasacquired
C. hasrequired
D. hasacknowledged
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Thephysicsteachersaidthattheearth_________aroundthesun.
A. moves
B. ismoving
C. moved
D. hadmoved
Ihavenoone_________me,soIhavetodealwithitmyself.
A. help
B. tohelp
C. helped
D. tohavehelped
Manyscientistsarejudged_________theirachievementsinscientificresearch.
A. inspiteof
B. infavorof
C. incaseof
D. intermsof
Theautomobilemanufacturersarethelargest_________inthatcountry.
A. employers
B. employees
C. employs
D. employment