Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
He had to explain the lesson very clearly ________.
A.in order that his student to understand it
B.so that his students could understand it
C.so as to his students understand it
D.so that his students can understand it
He had to explain the lesson very clearly ________.
A.in order that his student to understand it
B.so that his students could understand it
C.so as to his students understand it
D.so that his students can understand it
Loga
Hóa Học lớp 12
