D

Cho hàm số y = f(x) có đạo hàm f ' x  liên tục trên đoạn 1 ; 4 , f 1 = 12  và ∫ 1 4 f ' x d x = 17 .  Gía trị của f(4) bằng

A. 29                         

B. 5                        

C. 19                      

D. 9

That carcinogenic substances _______ in many common household items is well-known.

A. are contained

B. containing

C. are containing

D. contained

The agreement ended six-month negotiation. It was signed yesterday.

A. The agreement which was signed yesterday lasted six-month.

B. The agreement which was signed yesterday ended six-month negotiation.

C. The agreement which ends six-month negotiation was signed yesterday.

D. The agreement which lasted six-month was signed yesterday.