The mass of the sun is about 750 times _______ that of all the planets combined

Câu hỏi :

The mass of the sun is about 750 times _______ that of all the planets combined

A the greatest       

B as great as  

C greatly

D greater

* Đáp án

B

* Hướng dẫn giải

Phương pháp giải:

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