They understood that they ... a mistake

a) made

b) make

c) had made

d) are making

Употребите of или from (out of) 6. You can get petroleum ... coal. 7. Chocolate is made ... coffee, milk, butter and sugar. 8. - What is your jacket made ...? - It's made ... leather. 9. This cottage is made ... brick. 10. - Is your scarf made ...

1. Making such experiments was not an easy task at that time. 2. Her main task now is making this experiment. 3. She began making this experiment yesterday. 4. He likes making such experiments. 5. I know of her making this experiment. 6.

They understood that they _ a mistake. made make had made are making

Translate the sentences. Then ask what these things are made of. Put questions to the italicized parts of the sentences. Example: Rings are made of gold. - What are rings made of? 1. These machines are made of steel. 2.

Circle the correct item. 1) Edgar phoned/had phoned me at 8 o'clock yesterday evening. 2) Mary vacuumed/had vacuumed the carpets by 3 o'clock yesterday. 3) We went / had gone home after it stopped/had stopped raining.