1.makes,happy
2.establish,practise/practice/learn/speak
3.puts forward
4.to do
1.D
谓语动词没用单数talks
2.C
volunteer to do sth 自愿/志愿做某事
3.B
deaf 聋的
后面有can't hear anything的提示
1.makes,happy
2.establish,practise/practice/learn/speak
3.puts forward
4.to do
1.D
谓语动词没用单数talks
2.C
volunteer to do sth 自愿/志愿做某事
3.B
deaf 聋的
后面有can't hear anything的提示