选最佳选项1. We should _ the friendship that we have developed in the past years.A. valueB. changeC. makeD. win2. The dancing teacher gives us instructions _ until we are perfect in every move.A. patientlyB. quicklyC. bravelyD. suddenly3. The Chinese language is more and more popular.Exactly! Its becoming a _ language skill in the international community.A. similarB. difficultC. necessaryD. traditional4. Our country has made great progre