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.
Câu 1: By measuring the color of a star, astronomers can tell how hot is it.
A. measuring
B. the
C. how
D. is it
Câu 2: A £100 award has been offered for the return of the necklace.
A. award
B. has been offered
C. for
D. the
Câu 3: After teaching English in Vietnam for ten years, Nicolas decided to buy a house and spending the rest of his life there.
A. teaching
B. to buy
C. spending
D. rest of his
A.
B.
C.
D.