题目
Not only _______ finish the task, but also he won the prize.
A.does his brother
B.his brother will
C.did his brother
D.will his brother
第4题
第5题
第7题
A.Active close, passive close, FIN, ACK
B.Passive close, Active close, FIN, ACK
C.Active close, passive close, ACK, FIN
D.Passive close, active close, ACK, FIN
为了保护您的账号安全,请在“赏学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!