The growth of population has its problems as we shall see. As there

Câu hỏi :

Read the following passage and choose A, B, C, or D to indicate the correct word or phrase that best fits each of the following blanks. Fill in the appropriate word in question 31

A. to

B. for

C. down

D. to

* Đáp án

D

* Hướng dẫn giải

Đáp án D

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