单项选择题
Dr White checked the patient’s signs carefully before making his statement.（）
A. synonyms B. symptoms C. symbols D. suspensions
单项选择题 He stood aside, registering the vivacity of the school life. （）
单项选择题 Racing the clock every day is such an exhausting effort that when I actually have a few free moments, I tend to collapse.（）
单项选择题 It is deemed as impolite to leave a party without saying "good-bye" to the host.（）
