【简答题】A.She must learn to understand John's humor better. B.She enjoys John's humor a great deal. C.She doesn't appreciate John's humor. D.She thinks John is not funny enough.
【单选题】Why does Helen look great?
A.
She’s come back from a Vacation.
B.
She’s rested for two days.
C.
She’s been exercising.
【单选题】The ______ look on Miss Wang’s face suggested that she______ great danger.
【判断题】造血干细胞可在一定条件下分化为造血祖细胞
【多选题】按照《故都的秋》一文,江南的秋天,为何总是看不饱、尝不透,赏玩不到十足。( )