79. She really wanted to say something at the meeting, but eventually ( ) from it.

50、The less the surface of the ground yields to the weight of a fully-loaded truck,to the truck.( )

49、It is imperative that students ( )their term papers on time.

48、If not ( ) with the respect he feels due to him, Jack gets very ill-tempered and grumbles all the time.

47、( ) if I had arrived yesterday without letting you know beforehand?

46、The government has promised to do ( ) lies in its power to ease the hardships of the victims in the flood-stricken area.

45、( ), I'll marry him all the same.

44、That trumpet player was certainly loud. But I wasn't bothered by his loudness( )by his lack of talent.

68、I think you can take a(n) ( ) language course to improve your English.

67、Shares on the stock market have ( ) as a result of a worldwide economic downturn.

66、The tenant left nothing behind except some ( ) of paper, cloth, etc.