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3. Make sure whether you read these words correctly:

mass, result, calorimeters, barometer, thermometer, polarimeters, refractometers, viscometer, hydrometer, microscope.

Study and remember the following chart:

I shall work in the lab tomorrow.

We shall not work in the lab tomorrow.

Shall we work in the lab tomorrow?

He will finish his work in some minutes.

He will not finish his work in time.

Will he finish his work in an hour?

Use the Future Simple Tense if an action will takes place:

- soon, tomorrow, the day after tomorrow, tonight, this evening, tomorrow morning, etc.

- next week (month, year, etc.)

- in a month, in a year ( in two, three etc. years)

- or won’t take place at all.

4. Complete the sentences using Future Simple Tense.

Model: She is in the laboratory now. (to come soon, here)

She is in the laboratory now, but she will come soon here.

1. They go to school this year. (to finish, next year) 2. She is still in America. (to leave for Russia, in a week) 3. Now they are in the lab. (change this lab, soon) 4. We are doing our experiment. (to complete, in an hour) 5. This year we study inorganic chemistry. (organic chemistry, in a year) 6. This week we pass our term-tests. (the first examination, next week)

5. Express surprise.

Model: - We‘ll see each other tomorrow.

- Shall we really see each other tomorrow?

1. Nelly will come in the evening.

2. He’ll come back to you in some days.

3. There will be a lot of people at the lecture today.

4. In a week our group will take an exam.

5. I’ll weigh all the samples.

6. They will complete the series of tests tonight.

6. Put the questions to the underlined words:

1. First we’ll prepare everything we need for our experiment.

2. We’ll put all the reagents and samples on the bench.

3. Your analyst will give you tubes, pipes, funnels.

4. You will also use burners and scales.

5. You’ll need your notebooks to write down the data and the results of our practical work.

6. We shall be able to experiment with salts and bases.

7. Mind the note and translate the sentences into Russian:

Note: one - один (числительное)

- подлежащее (в неоп­ределенно-личном предложении)

one, ones - слова – заместители существитель­ного

no one - никто

one may - можно

anyone - любой, кто-нибудь

one must - нужно

1. They study organic processes and inorganic ones. 2. Anyone can take part in this work. 3. This method is sim­pler than that one. 4. No one has ever observed this phenome­non. 5. One must know all the properties of this substance. 6. Sodium is the only one of the alkali metals which is used industrially in large quantities. 7. No one could state the definite properties of this substance. 8. One may expect that this substance dissolves easily in water. 9. Only one out of 100 million atoms of radium decomposes per second. 10. At one time the chemists took the weight of the hydrogen atom as the unit. 11. Hydrogen consists of particles, each one is made up of two hydrogen atoms.

Study the following chart, mind the meaning of modal verb “should”.

Active Voice

Passive Voice

You should use graduated cylinder

now.

Graduated cylinder should be used now.

Use “should” if you want to advise smb. do smth,.

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