She will tell us why she feels so strong that each of us has   a role________in making the earth a better place to live in.

You can’t imagine what difficulty we had________home in the snowstorm.

(2014·东北三校模拟)________about the student，the teacher called his parents to find out why he was so often absent from class.

(2014·温州第一次适应性测试)The footballer didn’t succeed in scoring，though________several chances by his teammates.

The book, ________ for beginners，is popular with students.

________on a clear day，far from the city crowds，the mountains give him a sense of peace.

Almost 50% of those ________ said that they supported the President's decision.

．Nobody but doctors or nurses and those ________ by Dr. Hu
________ to enter the patient's room.

________to attract young readers, the book is full of interesting stories and features simple language.

(2013·南京二模)The flood last month in the east was a real disaster，________19 people dead and 78 missing.