Cho các công thức:
Số công thức cấu tạo của benzen là
A.3.
B.1.
C.4.
D.2.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
The flower girl wore a _________dress at the wedding ceremony last night.
A.pretty, white, silk
B.silk, pretty, white
C.white, pretty, silk
D.pretty, silk, white

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
He promised give me an animal, and eventually, he sended me_______.
A.a lovely fat black cat
B.an fat black lovely cat
C.a cat lovely fat black
D.a fat black lovely cat

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
She bought two ________ frames.
A.beautiful picture wooden
B.wooden picture beautiful
C.beautiful wooden picture
D.wooden beautiful picture

Choose the word whose underlined part differs from the other three in pronunciation
A.consist
B.statue
C.skateboard
D.instead

Cho hàm số $f\left( x \right)=\dfrac{1}{3}{{x}^{3}}-\dfrac{3}{2}{{x}^{2}}+2x-2017$. Tập nghiệm của bất phương trình \[f'\left( x \right) \le 0\] là:
A.$\left[ -1;2 \right]$
B.$\left( -\infty ;-2 \right)\bigcup \left( 1;+\infty \right)$
C.$\left[ 1;2 \right]$
D.$\left( -\infty ;1 \right)\bigcup \left( 2;+\infty \right)$

Cho hàm số $y=sin2x$. Nghiệm phương trình \({\left( y' \right)}^{2}+4{{y}^{2}}-4y=0\) là
A.\(x=-\dfrac{\pi }{4}+k\pi \)
B.\(x=\dfrac{\pi }{3}+k\pi \)
C.\(x=\dfrac{\pi }{2}+k\pi \)
D.\(x=\dfrac{\pi }{4}+k\pi \)

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Yesterday my mother bought ______.
A.Italian some beautiful cotton hats
B.some beautiful Italian cotton hats
C.some hats beautiful Italian cotton
D.beautiful Italian some cotton hats

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question.
Neither the local environmentalists nor the mayor ______ a plan that will satisfy everyone.
A.have
B.is
C.are
D.has

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in the following question.
A.sky
B.school
C.skirt
D.store