18.We walked ________ into the forest and lost our way ; we _______regretted it.

47.Scarcely had we arrived at the farm when we spotted many oranges hang from the branches. 

51.I think work for a newspaper and reporting from all over the world are really exciting. 

15.Great changes ______ in my home town and a lot of factories ______.

一、单选题（30分）1. All acceptance of religion is based on belief, not on the weight of evidence or the _______ of reasonable conclusions.

10. _______, I will help you with your work.

5.正式群体的发展要经历下列哪些阶段?（ ）

44.I ______ not being able to return their invitation.

29.What can we do to help them break away ______________ the difficult position?

34.Early to bed and early to ______ makes a man healthy, wealthy and wise.

9.（ ）是掌握操作技能的开端，需要以认知为基础。

32.Just ______ he caught the ball, there was a tearing sound.