Practice
Listen and choose the correct answer.
Listen and choose the correct answer.
Listen and choose the correct answer.
Choose the best answer to complete each of the following exchanges.
Student: Teacher, we finished our experiment. What shall we do next?
Teacher: Great. _________ And wash the test tubes, too.
Choose the best answer to complete each of the following exchanges.
Student: Teacher, we have mixed the liquids. What do we do next?
Teacher: Watch how the litmus paper changes colour. _________
Choose the best answer to complete each of the following exchanges.
Student: Teacher, can we start the experiment now?
Teacher: Not yet. _________ Then we can begin.
What would you say as a teacher in the following situation?
The experiment is over. You want students to tidy the lab.
What would you say as a teacher in the following situation?
You want to guide students through the steps of an experiment.
What would you say as a teacher in the following situation?
You want to check if students have noticed any changes to their experiments.
What would you say as a teacher in the following situation?
You want to encourage students to ask for help if they have any problems during the lesson.
Rewrite the following sentence in different ways.
Is there a problem?
Rewrite the following sentence in different ways.
Please be patient.
Fill in the blanks to complete the conversation.
A. Try adding more vinegar.
B. I’m glad that’s fixed.
C. Wear your safety masks and goggles.
D. Is there a problem?
E. And put the equipment back in the cabinet.
Student: Teacher, can we start the experiment?
Teacher: Not yet. (1)
(2 minutes later)
Teacher: Today we’ll make a volcano eruption. You’ll need baking soda, vinegar, food colouring and a small container. First,…
(10 minutes later)
Teacher: (2)
Student: Teacher, my volcano didn’t erupt.
Teacher: Hmm. (3)
Student: It worked! Thank you, teacher.
Teacher: (4)
(At the end of the lesson)
Teacher: That’s all for today. Wash the test tubes carefully. (5)
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Read and complete the following instructions.
Before the experiment, put on your , tie up your hair and wear safety masks. Next, check all the before using it. During the experiment, ask the teacher if you need . Before leaving the laboratory, clean up your .
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What would you say as a teacher in the following situation?
You want students to be careful when they use the equipment.
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