CONTROLLED PRACTICE. I. Choose the correct option and answer the questions using the text of the article.

I. Choose the correct option and answer the questions using the text of the article.

1. Find the most suitable translation of the term “bioscaffold”

A биоструктура

B биоплатформа

C биоматрица

D биокаркас

2. Coulombic repulsion is…

A repulsion of like-charged particles

B repulsion of differently charged particles

C repulsion of neutral particles

3. Find the synonym to the word “to elucidate”

A to explain

B to emphasize

C to underline

D to disagree

4. Find the correct definition of the term “additive manufacturing”

A bioprinting

B manufacturing of macro-objects

C manufacturing of nano-objects

D manufacturing of three-dimensional objects

5. How did the scientists manage to control individual nanofibers while producing polymer nanojets?

6. Without looking at the text expand the abbreviation DRIE

A Distant Reactive Interaction of Electrons

B Deep Reactive Ion Etching

C Drone Required Impulse Extractor

II. Decide whether the following statements are true or false and prove your answer by citing the article.

1. Applying 3D-printing to nanofabrication has the same advantages as its application in manufacturing large objects.

2. Nowadays 3D-printing techniques can only be applied to simple-shape objects.

3. The construction of a nanowall is not necessary for 3D-nanoprinting.

4. The scheme of repeatedly stacking nanofibers onto a conducting line is more economically advantageous than conventional nanomanufacturing processes.

5. Full 3D-nanofabrication can be realized with a single step.

III. Make up a summary of the process of electrospinning and tell your partner about it.

IV. In pairs, tell each other what objects you would choose for 3D-nanoprinting and why.

Lesson V

WORD-STUDY

Exercise 1. Check the transcription in a dictionary, read and translate the words listed below.

Nouns

Adsorption, bendability, density, resistance

Verbs

Leverage, enhance, wind, affect

Adjectives

Woven, photoactive, wire-shaped, as-prepared

Exercise 2. Match Russian and English equivalents.