My friend told me, “If I were you, I would not smoke so much.”
A.My friend suggested not smoking so much.
B.My friend warned me against smoking so much.
C.My friend prohibited me from smoking so much.
D.My friend advised me not to smoke so much.

The students in my class hasn’t done their homework yet.
A.The
B.hasn’t
C.their
D.yet

He doesn’t have social skills, so he can’t cooperate with others and resolve conflicts. 
A.If he has social skills, he could cooperate with others and resolve conflicts.
B.If he had social skills, he could cooperate with others and resolve conflicts.
C.If he has social skills, he can cooperate with others and resolve conflicts.
D.If he had social skills, he can cooperate with others and resolve conflicts.

It was only because his wife helped him that he was able to finish his book.
A.If it weren’t for his wife’s help, he couldn’t have finished his book.
B.But for his wife’s help, he couldn’t finish his book.
C.Without his wife’s help, he couldn’t have finished his book.
D.If only he had been able to finish his book.

Cho bảng số liệu sau:
DIỆN TÍCH VÀ SẢN LƯỢNG LÚA CỦA NƯỚC TA NĂM 1990 VÀNĂM 2018
Căn cứ vào bảng số liệu trên, năng suất lúa của nước ta năm 2018 là
A.5,82 tạ/nghìn ha
B.5,82 nghìn tấn/ha
C.58,2 tạ/ha
D.58,17 kg/ha

Kim loại nào sau đây được điều chế bằng phương pháp nhiệt luyện?
A.Al.
B.Mg.
C.Fe.
D.K.

Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
I’ve made a vow that I’m going to study harder.
A.promise
B.dream
C.cancer
D.life

Trong các giới hạn sau, giới hạn nào có giá trị bằng \(5\).
A.\(\mathop {\lim }\limits_{x \to  - 2} \left( {{x^2} + 3x + 7} \right)\)
B.\(\mathop {\lim }\limits_{x \to  - \infty } \left( {\sqrt {{x^2} + 10}  - x} \right)\)
C.\(\mathop {\lim }\limits_{x \to 2} \left( {3x - 2} \right)\)
D.\(\mathop {\lim }\limits_{x \to {3^ - }} \left| {x - 3} \right|\)

Ankin but-1-in có công thức cấu tạo là
A.CH ≡ CH.
B.CH3 – C ≡ CH.
C.CH ≡ C – CH2 – CH3.
D.CH3 – C ≡ C – CH3.

Mạch dao động LC gồm cuộn cảm thuần có độ tự cảm \(\frac{1}{\pi }\,\,mH\) và tụ điện có điện dung \(\frac{4}{\pi }\,\,nF\). Tần số dao động riêng của mạch là
A.2,5.106 Hz.
B.5π.106 Hz.
C.5π.105 Hz.
D.2,5.105 Hz.