With the weather getting colder, visitors from Australia spent their _____ days in 　　　　Beijing.

Jack has had no ________experience of this kind of job，but he got the job offer just due to his honesty.

I think you should be          about giving your address to strangers. It might be dangerous.

—What do you think of the little blind singer?—I’ve never seen such a singer with________ sense of music.

Many scholars share the belief that interest is as _____ to learning as the ability to understand, even more so to some degree.