Mark is fond ___________ football . My sister is very good ___________ playing the guitar

6 . Mark is fond ___________ football .
A . from B . at C . of D . by
7 . My sister is very good ___________ playing the guitar .
A . for B . at C . about D . of
8 . Mary thinks she __________ flu . She feels weak and tired .
A . buys B. gives C . has D . have
9 . ____________ television too much is not good for your eyes .
A . Watches B. Watched C. Watc D . Watching