Start with a positive outlook. Happiness is a state of mind, ___ an attitude. Staying happy at work is totally based on your motivation and a positive outlook toward your job, not on ___ rewards or material gain. Always remembering the good aspects of the work and ___ from thinking about what makes you unhappy are important to happiness.Negativity and ___ about bad things are easy; it is looking at the bright side that is the difficult part of a job.

Challenge yourself. Rather than looking for help and ___ from other people, challenge yourself and take charge of your own growth professionally. Getting ___ with work is one of the primary factors that cause people to switch jobs.

So find new challenges and deal with them by making ___ plans and following them. It is a good idea to have help from your manager if you hit a(n)___ but completely relying on someone for your career advancement is unwise.

The 1980s was a period of ___ growth for Chinese space technology. The successful launch of the Long March-3 brought the country into a leading position in carrier rocket technology around the world.

In 1992, the Chinese government created a(n) ___ and decided to implement its manned space program, which laid claim to being the largest and most technically complex ___ of China’s space exploration in the late 20th century and early 21st century.

In October 2003, the Shenzhou-5 manned spaceship ___ into space and sent the first Chinese astronaut into orbit. This momentous space journey marked the realization of China’s dream of a manned space flight.

China now is ___ forward with its deep space exploration, and aims to contribute its wisdom to utilizing (利用) the outer space peacefully. The achievements of China’s space exploration will ___ the interest of more young people who are willing to devote themselves to the ___ cause. China’s space exploration, of course, will start a new journey.