The mirror was_________broken.

A. accidental                           

B. by accident                

C. accidentally            

D. accident

Để một bảng hiệu quảng cáo hình elip có trục lớn là 80cm và trục nhỏ là 40cm từ một tấm ván ép hình chữ nhật có kích thước 80cm x 40cm, người ta vẽ hình elip trên tấm ván ép như hình dưới. Hỏi phải ghìm hai cái đinh cách mép tấm ván ép bao nhiêu và lấy vòng dây có độ dài là bao nhiêu?

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks from 33  to 42.

What is meant by the term economic resources? In general, these are all the natural, man-made, and human resources that go into the (33) of goods and services. Economic resources can be broken down into (34) general categories: property resource – land and capital, and human resources – labor and entrepreneurial skills.

What do economists mean (35) land? Much more than the non-economist, land refers to all the natural resources (36) are usable in the production process: arable land, forests, mineral and oil deposits, and (37) _ on. What about capital? Capital goods are all the man-made aids to producing, storing, transporting, and distributing goods and (38). Capital goods differ from consumer goods in that (39) satisfy wants directly, while the former do so indirectly by facilitating the production of consumer goods. It should be noted that capital as defined here does  not (40) to money. Money, as such, produces nothing.

The term labor refers to the physical and mental talents of humans used to produce goods and services (with the exception of a certain set of human talents, entrepreneurial skills, which will be considered separately because of their special significance). Thus the services of a factory worker or an office  worker, a ballet (41) or an astronaut all fall (42) the general heading of labor.

Điền vào ô 33

A. production 

B. plant

C. using

D. doing

Mark the letter A, b, C, or D to identify the underlined part that is not correct.

Looking (A) from afar, the village resembles (B) a small green spot (C) dotted with (D) tiny fireballs.

A. Looking 

B. resembles

C. green spot

D. with

Chất X có công thức CH₃CH(CH₃)CH=CH₂. Tên thay thế của X là

A. 3-metylbut-1-in.

B. 2-metylbut-3-en.

C. 2-metylbut-3-in.

D. 3-metylbut-1-en.

Phát biểu nào sau đây không đúng?

A. Đipeptit Gly-Ala có 2 liên kết peptit.

B. Etylamin là amin bậc một.

C. Metylamin tan trong nước cho dung dịch có môi trường bazơ.

D. Protein là những polipeptit cao phân tử có phân tử khối từ vài chục nghìn đến vài triệu

Read the passage and choose the best option to complete each of the blanks

PROBLEMS OF WATCHING TELEVISION IN BRITAIN

British parents are always complaining that their children spend too much time gluing to the telly and not enough (37)____ other activities like sports and reading. A survey recently carried out on people's viewing habits (38)____ not disapprove it. It shows that young people in Britain spend on (39)___ twenty three hours a week in front of the television, (40)_______ works out at over three hours every day.

What is surprising, however, is the fact that the average adult watches even more: an incredible 28 hours a week. We seem to have become a nation of telly addicts. Just about (41)_______ household in the country has a television and over half have two or more. According (42)___ the survey, people nowadays don't just watch television sitting in their living room, they watch it in the kitchen and in bed as well.

          The Education Minister said a (43)___weeks ago that Britain's pupils should spend more time reading. Unfortunately, parents are not setting a good example: adults do (44)__ reading than young people. In fact, reading is (45)___ the bottom of their list of favorite pastimes. They would (46)____ listen to the radio, go to the cinema or hire a video to watch on their television at home.

Điền vào ô 45

A. at                    

B. to                     

C. on                              

D. in

Choose the option among A, B, C, D which needs correcting to make a complete sentence

A (A) smile can be observed, described, and reliably (B) identify; it can also be elicited and manipulated under (C) experimental (D) conditions

A. smile 

B. identify

C. experimental 

D. conditions