25 Thirty years ago this month，China’s leaders launched aneconomic revolution___________the door to free market reforms and foreigntrade

According to the timetable, the train for Athens _____at seven o’clock in the evening.

There are ________ approaches to English teaching. But not all of them are equally efficient for our Chinese students. [ ]

sare like leaves, __________everywhere, but true friends are like diamonds,precious and rare

There is a saying that acting before thinking always _________ failure.