Language: English.
Sentence: We wanted to know what else the refuge had to offer.

Language: English.
Sentence: This was billions of years ago and ever since no significant amount of ironstone was laid down, except in the period right after the dropstone layer. Kirschvink realized that such an ironstone layer would be created if the oceans were frozen over isolated the iron ions of the oceans from the oxygen in the air.

Language: English.
Sentence: The immediate and best solution is to use less fuel.

Language: English.
Sentence: The Chinese plane went down into the sea, and the pilot, Wang Wei, was presumed dead.