PASSIVE - 05

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!


Mettez les phrases actives au passif et vice versa. REVISEZ NB2

1. They were the largest objects that scientists had ever detected.
They were the largest objects that ever .

2. The primeval explosion is called the "Big Bang".
Everybody the primeval explosion the "Big Bang".

3. Scientists established this scenario in 1964.
This scenario in 1964.

4. Did they discover cosmic microwaves?
cosmic microwaves ?

5. They could draw matter in.
Matter could in.

6. They had to design the satellite to be sensitive enough.
The satellite had to to be sensitive enough.

7. The researchers knew that local microwaves interfere.
Local microwaves to interfere.

8. Does this finally remove the biggest objection?
the biggest objection finally ?

9. They've already published many articles on the subject.
Many articles already on the subject.