选出最适当的单词填入空格内.
1 At last they ceased their quarrel, in other words, they (      ) their quarrel.
a.began
b.stop

2 A man of dignity has a (      ) character.
a.noble
b.dishonorable

3 Man has lungs for (      ).
a.digestion
b.breathing

4 This wood is too (      ) to kindle.
a.wet
b.dry

5 They paved the road with (      ) .
a.concrete
b.bicycles

答案：b a b a a