2019年mpacc考试英语真题——介词和介词短语1428

{01}Success in life doesn"t happen      . It"s the result of devoting your time and energy to what you"ve set out
to do.  
A.by force      
B.by design    
C.by accident    
D.by choice
解析：
本题选C。

{02}To save the drowning child,the boy plunged into the icy water without hesitation,________his
own safety.
A.despite of
B．regardless of
C.unaware of
D.because of
解析：
本题选B。