"I have been her friend ______ yesterday." A."for" B."since" Answer and Feedback Answer:B do you want? view more test Xem thêm Share this post Some other questions you may be interested in. The level of … is high. She’s my … . Katherine is a famous … . Her husband is an … man. He’s a simple person. To our surprise, he turned … at the party. I decided to ask her … . I burst … laughing. Choose the correct sentence: She is known … German professionally. The manager ought to be … .