I still remember there used to be _______ underground cave. My friends and I often had fun in _______ 18-foot-deep cave.
| A．an; the | B．a; the | C．an; an | D．a; an |
Kim Soo-hyun(金秀贤) as well as other actors in You Who Came From The Star______ very popular these days.
| A．are | B．is | C．was | D．were |
The purpose of new inventions is _______ life more difficult, but to make it easier.
| A．not make | B．not making |
| C．not to make | D．do not make |
－Do you know Earth Day?
－Sure, it _______ in 1970 to tell us to protect our earth.
| A．gave up | B．sets up |
| C．was given up | D．was set up |
Can you provide us ______ some information _____ the computer?
| A．for, for | B．with, with |
| C．with, about | D．about, with |
－Did the doctors save the old man？
－Yes. He _______ on the morning of May 10th. And now he is out of danger.
| A．was operated | B．operated |
| C．operated on | D．was operated on |