eks and Turks had not helped eachother after the earthquakes five years ago,they____ mortal enemies instead offriendly neighbors later on..

选出下列句子中语义明确、没有语病的一项（ ）

There is a possibility that he willa door to universities closed, for he pays no attention to his study.

Here are so many _______ in the zoo. Children likes to see them.

Thething__________wefeltveryproudis Liaoning aircraft carrier