2019年mba考试英语模拟题——连词574

{01Problems relating to people"s livelihood have been the focus of the government, especially _______
Premier Wen Jiabao included them in his government work report last year.
A.when  
B.if
C.until   
D.since
解析：
本题选D。

{02}—What’s the matter with you?
—______ the window, my finger was cut unexpectedly.
A.Cleaning  
B.To clean  
C.While cleaning  
D.While I was cleaning
解析：
本题选D。