1 . I turned left a________ without thinking. (根据首字母提示拼写单词)

2 . So, smile when you meet acquaintances or even strangers, say a cheerful “Hi!” and________(自动地) some of your awkwardness will disappear. (根据汉语提示单词拼写)

3 . The machine ________ (自动地) downloads the required information to his or her fax. (根据汉语提示单词拼写)

4 . I refused the invitation _________(automatic) when he extended it to me. (所给词的适当形式填空)