填空题 The situations these explorers face are various, sometimes unpredictable, and ( ) challenging.

填空题 Thanks to its nine-year ( ) education, China has one of the highest literacy rates in the world, which is a great achievement.

填空题 However, your current losses should soon be ( ) by gains - the fund will produce apposite return of 1.6 percent over a nine-month period.

填空题 On weekends, the school parking lot is almost empty except that a few cars ( ) near the entrance.

填空题 He has been ( ) leaving the studio for some time and will be moving on to "new adventures".

填空题 My mom was very ( ) and unwilling to accept advice, but she became softer and nicer after reading this book.

填空题 In the 1970s, the firm was restructured to ( ) the business and pursue new areas of growth.

填空题 Standards should be ( ) to include more people in more types of jobs to increase diversity.

填空题 She pushed herself up into a sitting position to look around but immediately ( ) in pain and fell back onto the blanket.