19、路翎的小说《洼地上的战争》是以( )为背景的所进行的创作。

168、Leaders of most countries in the world attended the UN meeting ( in South Africa years ago.

167、It was not until he had come near his home ( ) suddenly remembered what his wife told him to do in the morning.

162、We were comforted by his promise ( ) he will make us a prompt reply as soon as he reaches there.

161、I can hear birds singing, but there are no birds ( sight.

160、That story reminds me ( an experience I had long ago.

159、The Brownings have not ( ) yet and I doubt whether they will come.

158、But the Swiss discovered long years ago that constant warfare brought them ( ) suffering and poverty.

157、Just as the soil is a part of the earth, ( ) the atmosphere.

156、It is only when you nearly lose someone ( ) fully conscious of how much you value him.

155、My pain ( ) apparent the moment I walked into the room, for the first man I met asked sympathetically: “Are you feeling all right?”