The twins are almost identical in ...
Appereance
I can't finde the answer - can you give me a ...?
Clue
Various ... have been suggested.
Explanations
Scientists found evidence and the ... was solved
Mystery
She didn't find out the ... for several years.
Secret
Scientists always test their ...
Theories
The explanation seems very ... to me.
Unlikely
Contact the police if you notice anything...
Unusual
What ... did you draw from the evidence?
Conclusion
The ... tells us about how people lived in the past.
discovery
The archaeologists made a ... discovery
remarkable
I have never heard anything so ...
ridiculous
..., scientist don't believe the idea
Similarly
The dough for the bread should be soft but not
Sticky
