5. задайте вопросы к словам в скобках:
1. the glassware includes graduated (cylinders, graduated flasks, burettes, etc).
2. the glassware includes (test-tubes, funnels, glasses, flasks, retorts).
3. chemists work with (substances).
4. (the room) is well ventilated.
5. the students have( practical classes in chemistry).
6. the work requires( cleanliness).
7. flasks are used( to measure volumes).
1 What does the glassware include?
2 What does the glassware include?
3 What do chemists work with?
4 What is well ventilated?
5 What do the students have?
6 What does the work require?
7 What are flasks used for?