We are lucky to be among the generation of people who have ______ and experienced the great social changes in our country.
| A．conflicted | B．responded |
| C．witnessed | D．associated |
I wonder why you don’t do it as ______ and it’s the third time you have done so.
| A．told you | B．be told | C．told to | D．you told |
The lad couldn’t ______ even if he ______ in time.
| A．have been saved; had been treated |
| B．be saved; have been treated |
| C．be saved; had been treated |
| D．had been saved; would have been treated |
He is ______ is known as a hacker ---- he likes to show off on the Internet and attack websites.
| A．who | B．what | C．that | D．which |
Although the first part is easy, the rest ______.
| A．is supported difficult | B．are difficult |
| C．has proved difficult | D．could have been difficult |
Mary’s mother got sick, so she called ______.
| A．her party on | B．of her party | C．her party off | D．on her party |