______ a certain doubt among the people as to the practical value of the project.
| A．It has | B．They have |
C．It remains | D．There remains |
So suddenly_______that the animals in the zoo looked very frightened during the total solar eclipse.
| A．did the sky turn dark | B．the sky did turn dark |
| C．turned the sky dark | D．was the sky turned dark |
Imagine what today’s life would be like if Alexander Bell_______the telephone more than 130 years ago!
| A．didn’t invent | B．wouldn’t invent |
| C．hadn’t invented | D．wouldn’t have invented |
Parents must allow their children to receive_______education by law.
| A．compulsory | B．traditional | C．primary | D．cultura1 |
-----What do you suppose_______her look so upset ?
----- _______by her boyfriend again.
| A．making; Misunderstood | B．made;Being misunderstood |
| C．has made;Be misunderstood | D．had nade; Having been nisunderstood |
Our company’s development will not stand_______of anyone, nor will it threaten anyone.
| A．in the way | B．in a way | C．on the way | D．by the way |