Modern China is experiencing a completely new period ________ respect for science and creativity has become the guiding principle of society.[ ]

In order to gain a bigger share in the international market, many state companies are starving _______ their products more competitive.

Our National Day falls ___ October 1 and thousands of cars pour into freeways ___ the early morning of the holiday.

The doctor did what he could_________ the dying man.

－How was the journey－Tiring! I caught the train at the last second but all the seats _____. I stood all the way.