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
On each side of the street _______a lot of trees.
A. stands B. stand C. is standing D. are grown
No freshman and no graduate _______ to sit in on the forum.
A. are allowed B. is allowed C. are agreed D. is agreed
E-mail, as well as telephones, ____an important part in daily communication.
A. is playing B. have played C. are playing D play
The company had about 20 notebook computers but only one-third ___________ used regularly. Now we have 60 working all day long.
A. is B. are C. was D. were
Three students in ten will go and _____ to stay in the classroom.
A. the rest are B. the rest is
C. the other are D. the other is
