1 . Face-to-face communication went into a ________ (gradually) decline with the increasing use of cellphones. (所给词的适当形式填空）

2 . We should take measures to forbid returning ________ (legal) cooking oil to dinner tables. (所给词的适当形式填空）

3 . He was a ________ (distinguish) artist and had strong influence on me. (所给词的适当形式填空）

4 . He is so ________ (tire) that he wants to have a rest. (所给词的适当形式填空）

5 . Beijing is filled with people from ________ (variety) parts of China. (所给词的适当形式填空）

6 . When we go hiking, the ________ (instantly) meals are convenient for us. (所给词的适当形式填空）

7 . Friendship means being ________ (commitment) to others. (所给词的适当形式填空）

8 . Most government officials are r________ to the temptation of money. (根据首字母单词拼写)

9 . The supermarket provides a wide and v________ selection of fruit and vegetables. (根据首字母单词拼写)

10 . Being a volunteer is a m________ experience for me. (根据首字母单词拼写)