Mr. Smart’s job is _______.
| A．busy enough | B．enough busy | C．busily enough | D．enough busily |
Mr. Smith, together with his sons, _____ supper at 7 o’clock yesterday evening．
| A．was eating | B．were eating | C．was eat | D．were eat |
Why did you argue __________ him?
| A．to | B．on | C．by | D．with |
Could you please not ____________ here?
| A．smoking | B．smoke | C．to smoke | D．smoked |
It ____ me two hours to finish the work last night.
| A．spent | B．spend | C．take | D．took |