Some of _________________ cave paintings are more than 5,000 years old!
1) these 2) this 3) that
Skiing is an exciting sport but it isn't a new one . There are several old paintings on rock walls inside caves that show people ____________ are skiing.
1) what 2) who 3) whose
Skiing is an exciting sport but it isn't a new one . ______________ are several old paintings on rock walls inside caves that show people...
1) We 2) There 3) They
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