11. The smell that rose from the saucepan was so powerful that Mom shut the window lest anybody outside ( ) it.

48、There ( ) nothing more for discussion, the meeting came to an end half an hour earlier.

47、Do help yourself to some fruit,( ) you?

46、The central provinces have floods in some years, and ( ).

45、This is an illness that can result in total blindness ( ) left untreated.

44、Acute hearing helps most animals sense the approach of thunderstorms long before people ( ).

68、As a developing country, we must keep( )with the rapid development of the world economy.

67、The police let him go, because they didn't find him guilty( )the murder.

66、The guest team was beaten by the host team 2( )4 in last year's CFA Cup Final.

65、The local authorities realized the need to make( )for elderly people in their housing programmes.

64、The chairman of the company said that new techniques had( )improved their production efficiency.