She said she was glad the difficulty had been _____.
| A．cleared away | B．cleared up | C．broken away | D．broken down |
.
On the wall _______ two large maps.
| A．hang | B．hangs | C．are hanged | D．is hung |
.
Don’t you think it _______ that the new technique should be spread to more areas?
| A．violent | B．concerned | C．serious | D．urgent |
.
The growing speed of a plant is influenced by a number of conditions, _______are beyond our control.
| A．most of them | B．most of which | C．most of what | D．most of that |
.
The top leaders of the two states are holding a meeting in a friendly _______.
| A．atmosphere | B．condition | C．position | D．situation |
.
We made our monitor _______ of our football team.
| A．a head | B．head | C．the head | D．heads |