2019年mpacc考试英语真题——副词239

{01}I"m certain David"s told you his business trouble.         . it"s no secret that he owes a lot of money
to the bank.
A.However                    
B.Anyway
C.Therefore                    
D.Though
解析：
本题选B。

{02}______ he didn"t know the custom in that country; otherwise, he wouldn"t have made such a mistake.  
A.Approximately  
B.Accidentally      
C.Obviously      
D.Occasionally
解析：
本题选C。