Cho 2 điện tích q1=5mC, q2=-8mC đặt tại 2 điểm A và B ở trong không khí với AB=50cm. Tìm lực tác dụng lên điện tích q3=4mC đặt tại điểm C a) Biết AC=BC=25cm b) AC=30cm, BC=80cm c) AC=30cm, BC=40cm

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges

Question 17: “Do you need any help with your luggage?” - “No, _____.”

A. Don’t mention it

B. I’m fine, thanks

C. Never mind

D. It doesn’t matter

Mark the letter A, B, c or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions

Question 22: He hoped the company would help him in finding stable accommodation.

A. poor

B. permanent

C. short - term

D. suitable

Read the following text and choose the best answer for the questions below.

Ever since human have inhabited the earth, they have made use of various forms of communication. Generally, this expression of thoughts and feelings has been in the form of oral speech. When there is a language barrier, communication is accomplished through sign language in which motions stand for letters, words, or ideas. Tourists in foreign countries, for example, the deaf, and the mute have had to resort to this form of expression. Many of these symbols on the whole are very interesting and exact, many can be used internationally; however, some can be confused for different requests or expressions.

Body language transmits ideas or thoughts by certain actions, either intentionally or unintentionally. A wink can indicate that person is only joking. A nod signifies approval while shaking the head indicates a negative reaction.

Other forms of non - linguistic language can be found in Braille (a system of raised dots on paper read with finger tips), signal flags, Morse Code and smoke signals. Road maps and picture signs also guide, warn or instruct people. While verbalization is the most common form of language, there are other systems and techniques which express human thoughts and feelings.

Question 23: What is the main idea of this passage?

A. Alternative means of communication besides verbal communication.

B. The communication method specially used for the deaf and the mute.

C. The ineffectiveness of using other ways of communication.

D. The necessity of learning sign language to communicate with the deaf and the mute.

Question 24: The phrase “resort to” in the first paragraph refers to_____.

A. go to

B. make use of

C. find

D. realize

Question 25: The word “signifies” in the second paragraph is closest in meaning to_____.

A. transmits

B. knows

C. expresses

D. instructs

Question 26: Which of the following can be used by the mute to communicate_____?

A. Braille

B.verbalization

C. Morse Code

D. body language

Question 27: According to the passage, all of the following are true EXCEPT. A. there are many forms of communication in existence today

B. verbalization is the most common form of communication

C. the deaf and the mute can only use Braille

D. ideas and thoughts can be transmitted by body language

The development of tourism sector that can bring out many benefits to our

                                           A                B                           

country deserves more financially investment in the next few years

                   C                                  D

“Did you have ________ nice holiday?” — “Yes, it was _____ best holiday I’ve ever had.”

A. a - the

B. a - a

C. the - the

D. the - a

Eggs are easy to cook and are an extremely ___ food. You can make many dishes from them.

A. salty

B. starter

C. versatile

D. main

Read the following text and choose the best answer for the questions below.

Ever since human have inhabited the earth, they have made use of various forms of communication. Generally, this expression of thoughts and feelings has been in the form of oral speech. When there is a language barrier, communication is accomplished through sign language in which motions stand for letters, words, or ideas. Tourists in foreign countries, for example, the deaf, and the mute have had to resort to this form of expression. Many of these symbols on the whole are very interesting and exact, many can be used internationally; however, some can be confused for different requests or expressions.

Body language transmits ideas or thoughts by certain actions, either intentionally or unintentionally. A wink can indicate that person is only joking. A nod signifies approval while shaking the head indicates a negative reaction.

Other forms of non - linguistic language can be found in Braille (a system of raised dots on paper read with finger tips), signal flags, Morse Code and smoke signals. Road maps and picture signs also guide, warn or instruct people. While verbalization is the most common form of language, there are other systems and techniques which express human thoughts and feelings.

Question 23: What is the main idea of this passage?

A. Alternative means of communication besides verbal communication.

B. The communication method specially used for the deaf and the mute.

C. The ineffectiveness of using other ways of communication.

D. The necessity of learning sign language to communicate with the deaf and the mute.

Question 24: The phrase “resort to” in the first paragraph refers to_____.

A. go to B. make use of C. find D. realize

Question 25: The word “signifies” in the second paragraph is closest in meaning to_____.

A. transmits B. knows C. expresses D. instructs

Question 26: Which of the following can be used by the mute to communicate_____?

A. Braille B.verbalization C. Morse Code D. body language

Question 27: According to the passage, all of the following are true EXCEPT.

A. there are many forms of communication in existence today

B. verbalization is the most common form of communication

C. the deaf and the mute can only use Braille

D. ideas and thoughts can be transmitted by body language

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges. 

Question 17: “Have you been to London?” - “_____”

A. No, but I hope to go there one day.

B. No, I didn’t go there last year.

C. London is a nice place to visit.

D. No, it was a long time ago.

Question 18: -"How would you like your steak cooked?" - “_____.”

A.Cook it immediately, please.

B. A little bit cheaper, please.

C. I'd like it hot, please.

D. Well done, please