The railway was opened＿＿＿＿＿＿traffic＿＿＿＿＿＿＿ April 4, 1985.
| A．to； on | B．to； in | C．by； on | D．for； on |
When you long for life without difficulties, _____ yourselves that trees grow strong in contrary winds and diamonds are made under pressure.
| A．to remind | B．remind | C．reminding | D．reminded |
It is only gradually, with the passing of years, _____ to a clear understanding of their position.
| A．that they come | B．do they come | C．that come | D．when they come |
With many problems ________, the newly selected president will have a hard time.
| A．remain; unsettling | B．remaining; unsettled |
| C．remained ; unsettled | D．remained; unsettling |
--People should use public transport instead of their own private cars.
--- _______.The roads are too crowded as it is.
| A．Eventually | B．Exactly. | C．Particularly | D．Actually. |
Nowadays more and more people regard traveling as part of their life, and Chinese transport has been strengthened for the holiday travel ____.
| A．agent | B．diploma | C．dilemma | D．boom |