Now more people prefer a house in a coast city to ____in such a large city as Beijing.

–Did you find your new dictionary—Yes. I found it ____I had left it.

When People’s Bank of China announced that we should stop the use of bitcoin(比特币),there was fear among those who had had their Chinese Yuan _______ for bitcoin.

Jane tried to keep up a calm appearance, but her trembling voice ________.[ ]

This school has strict rules. Almost no one can ________ cheating in exams.