The speech which he made ____ the project has bothered me

The speech which he made ____ the project has bothered me

1. The speech which he made ____ the project has bothered me.

A.being concerned            

B.concerned                  

C.be concerned               

D.concerning                 

.标准答案：D

2. For a long time scientists have suspected ______ life exists on other planets besides the earth, but until recently, they had very little evidence to support this theory.

A.whether      

B.if           

C.that         

D.what         

.标准答案：C

3. Sally _______ some boring chapters and went straight up to the last chapter.

A.skimmed      

B.scanned      

C.skipped      

D.jumped       

.标准答案：C