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Câu hỏi: Mark the letter A, B, C or D to indicate the correct answer to each of the following questions
These parts of the world don't have different climatic conditions, __________?
A. didn't they
B. do they
C. weren't they
D. are they
These parts of the world don't have different climatic conditions, __________?
A. didn't they
B. do they
C. weren't they
D. are they
These parts of the world don't have different climatic conditions, __________?
A. didn't theyB. do theyC. weren't theyD. are they
A. didn't theyB. do theyC. weren't theyD. are they
Đáp án B.