Invention can be ________ as it may suddenly begin just by noticing something usual.

—You don't seem to be quite yourself today. What's wrong?—Oh, I'm suffering from a cold. Nothing serious, ________.

—How do you like your new roommate?—He is too ________. He never shares his snacks with me.

Nowadays, basic health care services are  ________      to almost all the Chinese people. This accounts for the fact that the average life expectancy of the Chinese has already risen to 75.

Men are equally as good as women at taking care of others; better ________， male nurses can be a great help in keeping patients still while they receive painful treatment.

John intended to be a famous singer;  ________， he has a long way to go now.

After spending a wonderful weekend, Jim would have to return to his   ________    duties on Monday.

 Many teachers were impressed by Kris's ________ attitude to life because he never gave up.

Being able to speak another language fluently could be a great ________ when you’re looking for a job.

We bought the house for its ________. It is very near the shop where I work.

The ________ on driving after drinking alcohol is being carried out all over the country, which is helpful to reduce traffic accidents.

At the APEC Summit held in Yokohama, Japan, Asia­Pacific leaders addressed ________ over global growth, regional economic development and emerging markets.

These overseas students who are studying in our college show great ________ for learning a new language.

Computer power now allows automatic searches of fingerprint files to match a print at a crime ________.

—Would you do me a favor to choose a wedding dress?—Of course, but it is a matter of personal ________.

________ have an internal clock that controls the beating of our heart, and the ________ of our breathing.

Many companies in Guangdong are facing a serious labor ________ following the Rabbit Year’s Spring Festival.

People all believe that ________ to free trade destroy wealth, benefiting no one in the long run.

In an interview with CNN, Premier Wen Jiabao emphasized that our government should let everyone live a happy life with ________ and a sense of security.

My morning ________ includes jogging in the park and reading newspapers over breakfast.