I. закончи разделительные вопросы.1. they laughed a lot yesterday, . he is sometimes late, . mary can sing songs very well, . there are no pencils on the desk, . he knows english well,

1. they laughed a lot yesterday, didn't 2. he is sometimes late, isn't 3. mary can sing songs very well, can't 4. there are no pencils on the desk, are 5. he knows english well, doesn't he  

Dictionaries give the definition of science as a system of getting 1)  knowledge attained through  study or 2)  facts or knowledge covering general 3)  practice, especially as obtained and tested  through scientific 4) method concerned with the physical world. The knowledge generated by  science is 5) powerful and reliable. This system uses research and 6) experimentation to describe and explain  natural 7)  phenomena.

The term science also refers to the organized body of knowledge people have gained. While  technology is the branch of knowledge that deals with the 8)  creation and use of technical means  and their interrelation with life, society, and the environment. Technology is a human knowledge  which involves 9)  tools, materials, and systems. It is also an application of science used to solve  problems. But technology and science are different subjects which work 10) hand-in-hand to accomplish  specific tasks.​

Объяснение:

Fill in the blanks with the articles a/an, the or zero article. once (1)a frenchman was travelling in (2)sweden. he stopped at (3)a hotel in (4)a little swedish town. it was (5) evening,   the  (6) man was tired, so he went to (7) bed at once. in (8)the morning he had (9) breakfast in (10)the hotel restaurant. after breakfast he went for (11)a walk. he walked along (12)the streets of (13)the town, visited (14)the museum and (15) shops. presently he felt hungry and dropped into (16)a cafe for (17) lunch. he sat down at (18)the table, called (19)the waiter and ordered (20) mushrooms. but (21)the frenchman did not know (22) swedish and (23)the waiter did not know (24) french. nobody in (25)the cafe could speak (26) french. then (27)the frenchman took (28)a piece of (29) paper and (30)a pencil and drew the picture of (31)a mushroom. (32)the waiter looked at (33)the picture and  left   (34)the room at once. five minutes later he returned with (35)an umbrella.