Professor Smith, along with his assistants,____ on the project day and night to meet the deadline.
A. work B. working C. is working D. are working
Professor Smith, along with his assistants,____ on the project day and night to meet the deadline.
A. work B. working C. is working D. are working
C
C Professor Smith决定谓语动词的数;his assistants和谓语动词的数无关。