Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Question 19: Animals like frogs have waterproof skin that prevents it from drying out quickly in air, sun or wind.

A. wind B. that C. have D. it

Question 20: Your trip to London sounds absolutely fascinated, I’d love to go there.

A. to B. sounds C. fascinated D. there

Question 21: John has learnt English for five years ago.

A. John B. ago C. English D. has learnt