The author uses the phrase “never to reemerge” to indicate that the dinosaurs

* Hướng dẫn giải

Đáp án là D. Dựa vào ý: “The biggest ones weighed more than ten times as much as a mature elephant

and nearly equalcd the size of most modem—day whales. ….Not all dinosaurs were giants, however,

some were actually no larger than a chicken.”