Ducks are "less" susceptible "to" infections "than" other types of "poultry." "No Error"

The "sum of all" chemical reactions in "an organism's " living cells "are" called "its" metabolism. "No Error"...

" One of the drawbacks" "of modern education are" "that it does not" encourage" "original thinking" "No Error"...

"Had I come" "to know about" "his difficulties " "I would have certainly helped." "No Error".

" Wearing a costly suit and " flaunting a foreign accent" "does not make " "one respectable" "No Error".

"No sooner " the bell rang" "than the teacher entered" "the class". "No Error" .

" I am hardly pressed " "for time" " I cannot" "accompany you" "No error" .