Unit 16 lớp 8 Listen - Bài nghe Inventions

a) Papermaking is a (1) ______ process.

b) The procedure is almost the (2) _______ as it was (3) _______ years ago.

c) The pulp vat is on the (4) ______ of the machine.

d) The papermaking machine has a lot of (5) _______.

Guide to answer

a) Papermaking is a (1) simple process.

b) The procedure is almost the (2) same as it was (3) 200 years ago.

c) The pulp vat is on the (4) left of the machine.

d) The papermaking machine has a lot of (5) rollers.

Listen again. Put the sentences into the correct order. (Nghe lại lần nữa và xếp những câu sau đây theo đúng thứ tự.)

a) The water was drained. 

b) The paper was put on a roll.

c) Paper pulp was placed in the vat.

d) Paper pulp was mixed with water.

e) The pulp fibers were poured put.

f) The fibers were smoothed and pressed dry.

g) The pulp was conveyed under the rollers.

Guide to answer

c - d - a - g - f - b

c) Paper pulp was placed in the vat.

d) Paper pulp was mixed with water.

a) The pulp fibers were poured out.

g) The pulp was conveyed under the rollers.

f) The fibers were smoothed and pressed dry.

b) The paper was put on a roll.

Paper making is a simple process. The procedure is almost the same as it was 200 years ago. Look closely at this picture of an old paper making machine. On the left if the pulp vat. Paper pulp was placed in the vat and mixed with a lot of water. The water was then drained and the pulp fibers were poured out of the vat and onto a conveyor belt took them under the rollers. There were quite a lot of rollers as you can see. These rollers smoothed the fibers and pressed them dry. The finished paper was then put on a roll at the end. You can see the roll of paper at the far right of the picture.

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