【简答题】上下文管理语句的关键字是______________。
【简答题】I must have been about four then, and I put away the incident from my mind with the easy carelessness of youth. But the words, Carl Walter spoke that day, came back to me years later, and ever si...
【单选题】As we all know, it was ____ that resulted in the terrible car accident. [ ]
A.
because of her carelessness
C.
because she was careless
【单选题】How _____ Li Ming is listening! He is always the best. [ ]
【单选题】听力原文:According to Bill, Henry lost his borrowed book not because he was always careless and usually left things about, but because he made an error by taking a wrong book. Henry lost his borrowed book...
A.
he was always careless.
B.
he usually left things about.
D.
he borrowed a wrong book.
【单选题】下列各组溶液是等渗溶液的是( )
A.
0.1mol/L NaCl溶液与0.1mol/L CaCl 2 溶液
B.
0.3mol/L CaCl 2 溶液与0.3mol/L葡萄糖溶液
C.
0.2mol/L葡萄糖溶液与0.1mol/L NaCl溶液
D.
0.2mol/L NaCI溶液与0.1mol/L CaCl 2 溶液