穿心莲性状的最主要鉴别特征为A．茎方形 B．质碎，易折断 C．断面有髓 D．叶对生、
题型：单项选择题
问题：
穿心莲性状的最主要鉴别特征为
A．茎方形
B．质碎，易折断
C．断面有髓
D．叶对生、披针形或卵状披针形
E．气微，味极苦，苦至喉部，经久苦味不减
题型：单项选择题
补全对话
A： 小题1: ， Lucy ?
B: I am going sightseeing.
A: 小题2: .
B: I am going to Italy.
A: Who are you going with?
B: 小题3: .
A: 小题4: .
B: It’s very sunny and warm.
A: 小题5: .
B: I am staying there for two weeks.
A: That sounds wonderful. Have a good time.
B: Thank you.