She really impressed me a lot for I had never heard ______voice.

I have been convinced that the print media are usually more __ and more reliable than television.

I’m surprised that you should have been fooled by such a(an)＿＿＿＿＿trick. 

As it was his first time to visit the science museum, the boy seemed _______about everything there.   

The wings of the plane, which stretched out for 80 feet, were ______ of its body.