be behind造句

• He is behind in handing in homework .
  他没能按时交家庭作业。
• I am behind my class in mathematics .
  我的数学比同班同学差。
• He is behind the rest of the class in reading .
  他在阅读方面不如班上的其他同学。
• The garage is behind the house .
  车库在房子的后面。
• What is behind the smart suit and eager smile ?
  穿得这样漂亮、笑得这样甜，究竟是什么原因？
• The sun was low and soon it would be behind the clouds .
  太阳低垂，一会就要没入云层背后去了。
• He is behind the plan .
  他是幕后策划人。
• He is behind the others in reading but a long way ahead in arithmetic .
  他在阅读方面不如别人，但算术却遥遥领先。
• When the moon is behind the earth, how can the sun illuminate it at all ?
  当月球处于地球的背面时，太阳究竟怎么会照到它呢？
• Who can tell how weak the enemy may be behind his flaming fronts and brazen mask ?
  谁能知道，隐藏在战火纷飞的前线和厚彦无耻的面具后面的敌人，究竟脆弱到什么程度？
• If this load centroid is behind the elastic axis of the wing structure, then a nose-down twist of the main wing surface results .
  如果该载荷重心在机翼结构弹性轴之后，则引起主机翼表面前端向下的扭转。
• He is behind the other boys in his class in school
  在班级里他比别的男孩子都差。
• Do you really understand what is behind the word family
  你真的了解家庭的涵义吗
• A : sure . i don ' t want to be behind the times
  （当然。我不想让自己落后于时代。 ）
• Generally , boys are behind girls in spelling
  一般来说男孩子的拼写不如女孩子。
• What is behind your back ? . something for me ?
  你背后是什么？给我的什么东西？
• Sure . i don ' t want to be behind the times
  （当然。我不想让自己落后于时代。 ）
• They are behind us in technological development
  他们在科技开发方面落后我们。
• You should move ahead ; the past is behind you
  （你应该走向未来，忘掉过去。 ）
• They are behind us in education and science
  他们在教育与科学方面落后于我们。