According to  the  passage, a  modern scientist should be more concerned about                   .
A.the consequences of his discoveries        
B.his basic research
C.his manipulation of genes        
D.the development of new ideas

Read the following passage and mark the letter A, B, C, or D on your sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 35 to 39.
Cheaper rail tickets for Germany’s women (20th March, 2019)
Women in Germany will be able to enjoy cheaper rail travel on Monday. They will be given a 21 per cent reduction in fares as part of Germany's Equal Pay Day events. Equal Pay Day is dedicated (35) _____ raising awareness of the gender pay gap. It symbolizes the (36) _____ of additional days a woman must work in a year to earn (37) _____  men earn. The exact day differs in each country, depending on pay disparity. It is enthusiastically celebrated in Germany, (38) _____ women are paid 21 per cent less compared to men in terms of average gross hourly earnings. Berlin's public transport company is reducing the cost of (39) _____ day travel ticket by 21 per cent, charging €5.50 instead of the usual €7.00.
(38) 
A.where
B.when
C.that
D.at which

A.powder
B.beauty
C.harvest
D.immediately

Exercise 2: Choose the best option to fill in the blank.
I might have a smart phone __________ the Internet.
A.surf                         
B.surfing                    
C.to surf   
D.to surfing

A.mathematics
B.academic  
C. politics     
D.continental

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part needs  correction in each of the following questions.
When eggs of some species of insects hatch, the newly bom insects look almost like its adult counterparts.
A.When
B.species
C.look
D.its

What does the final paragraph of the passage mainly discuss?
 
A.The relationship between the ocean and the sun
B.The amount of sunlight reflected into space
C.A rise in global temperatures
D.The conditions that could lead to an ice age

Choose the word that best completes each of these sentences
Sally turned in her report, __________?
A.does she    
B. doesn’t she      
C.did she   
D.didn’t she

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the questions.
Due to popular demand by the staff members, the talk by Mr. Smith will now take place in a bigger room.
A.The talk by Mr. Smith takes place in a bigger room because the famous staff members want it.
B.The popular staff members wanted Mr. Smith to talk in a bigger room.
C.Mr. Smith now talks in a bigger mom as requested by many staff members.
D.The increase in the number of staff members caused Mr. Smith to talk in a bigger room.

What can be inferred about the future of some business in big cities if the issue worsens?
A.They will be no longer exist due to alarming levels of AQI.
B.Their staff will surely ask to be able to work from home.
C.They may be located in some cleaner cities such as Da Nang or Nha Trang.
D.Their leaders will shift the company's business to a less polluting business.