1. The craze for going abroad.
2. Science and technology developed to a certain level (或 degree).
3. The people's standard of living has been rising.
4. Having (或 taking) a let's-give-it-a-try attitude.
5. The issue of food quality and safety. 1. The craze for going abroad.
2. Science and technology developed to a certain level (或 degree).
3. The people's standard of living has been rising.
4. Having (或 taking) a let's-give-it-a-try attitude.
5. The issue of food quality and safety.