1．(2019·江苏高考)A software ________ (工程师) by profession, Steve was a keen lover of the piano, and the only musician in his family.
答案：engineer
2．I wish I will have a nice future, and make my ________ (博客) colorful!
答案：blog
3．Within minutes of being introduced they were ________ (聊天) away like old friends.
答案：chatting
4．Cars filed past in an endless s________.
答案：stream
