Supply the correct form or verb in the bracket

I think we should ............ (give) poor children books, notebooks, and school things.

Read the following text and choose the best answer.

From the passage, we know that ______.

A. there is a street inside Son Doong Cave

B. the cave is always covered with rain water

C. few tourists want to come to the cave

D. tourists need permission to explore the cave

Tìm giá trị lớn nhất của hàm số f (x) =  x 3 - 8 x 2 + 16 x - 9 trên đoạn [1;3] 

A.  m a x [ 1 ; 3 ]   f ( x ) = - 6

B.  m a x [ 1 ; 3 ]   f ( x ) = 13 27

C.  m a x [ 1 ; 3 ]   f ( x ) = 0

D.  m a x [ 1 ; 3 ]   f ( x ) = 5