1 . As we all know, good teaching and good testing are closely r __________ (有关系的；相联系的). (根据中英文提示填空)

2 . —It seems that the waiter knows you well.
—You are right. I am one of the bar’s ________ customers.

A．current

B．regular

C．potential

D．related

3 . It is _____ of human nature, especially in our youthful years, to seek our own solution in our own strength instead of relying on others.

A．related

B．typical

C．regular

D．available