When we saw his face, we knew _______ was bad.

First draw a line _____ the middle of the page. Then write a word in the space above the line.

It is necessary that he ____ for Beijing right now.

She is a ________ woman who is certain of her ideas and actions.

_____, his friends met him at the station.

Many people go to school for an education._____（21）learn languages, history, geography, physics, chemistry and maths. Others go to school to learn a skill so that they can_____（32）a living. School_____（23）is very important and useful. Yet no one can learn everything from school. A teacher, no matter how much he_____（24）, can not teach his students everything they_____（25）to know. The teacher's job is to show his students how to read and how to_____（26）. So much more is to be learned _____（27）school by the students themselves.It is always more important to know how to study by_____（28）than to memorize（熟记）some facts or formula（公式）. It is_____（29）quite easy to learn a_____（30）fact in history or a formula in mathematics. But it is very difficult to use a formula in_____（31）out a maths problem. Great scientists, such as Einstein, Newton and Galileo, didn't learn many things from school. But they were all so_____（32）that they invented so many things for mankind.The_____（33）for their success is that they knew how to study. They read books that were not_____（34）at school. They worked hard all their lives, wasting not a single moment. They would ask many questions as they read and they did thousands of_____（35）.21_____.

This region ____ at an average of 4,000 meters above sea level.

Tom said that he wouldn’t mind _______.

He should _____ be allowed to get up until he has completely recovered from his illness.

_______ the help of the teacher, I’ve made great progress in my English study.