A. what was happened B. what was going on C. what the matter was D. what is the matter
单项选择题You look （） in blue while red clothes are nice（）her.
A. well, for B. well, to C. good, at D. good, on
单项选择题Your mother must be at home, （）she
A. mustn't B. doesn't C. isn't D. needn't
