14．As we all know, it takes ten years to grow trees but a hundred to rear people, which means it will be ________ one becomes a useful person．
| A．before long | B．long after | C．after long | D．long before |
---I can’t work it out in this way.
---Why not ________ it another way?
| A．try to do | B．try doing | C．trying to do | D．trying doing |
The _______ performance ________ everyone present.
| A．amusement ; amusing | B．amusing ; amused |
| C．amusing ; amuse | D．amused ; amusing |
The course will give a general introduction, _________, it also provides practical experience.
| A．In fact | B．Above all | C．Apart from | D．In addition |
_______ many times, but he still couldn’t understand it.
| A．Having been told | B．Though he had been told |
| C．He had been told | D．Having told |
Please admire the ___decorated rooms where King HenryⅤⅢ met kings from other countries.
| A．beautifully | B．beautiful | C．beauty | D．beautifuly |