Mark the letter A, B, C or D on your answer sheet to show the underlined part that needs correction in each of the following questions.
Câu 1: That (A) these students have improved (B) their grades because of(C) their participation in(D) the test review class.
A. That
B. have improved
C. because of
D. their participation in
Câu 2: Pure sodium immediately(A) combines (B) with oxygen when is exposed (C) to air. (D)
A. immediately
B. combines
C. is exposed (
D. to air.
Câu 3: The progress (A) made(B) in space(C) travel for (D)the early 1960s is remarkable.
A. progress
B. made
C. in space
D. for
A.
B.
C.
D.