It is widely acknowledged that students should be   in terms of overall quality.

Lan Lan _______her pace of walking home fearing that it was going to rain.

—Have you ever been to Singapore?—Yes, I ________  there three times in 2009 alone.

I’m familiar with you because your name ____ in our yesterday’s conversation many times.

When the young man was shown the evidence, he _______ and told everything he had done to the police.