2019年mba考试英语模拟题——连词253

{01}I have got used to staying up late at night        I"m really tired and want to go to sleep early.
A.unless
B.if
C.and
D.or
解析：
本题选A。

{02}Elephants have their own way to tell the shape of an object and_________ it is rough or smooth.    
A./            
B.whether      
C.how      
D.what
解析：
本题选B。