It was never clear ________ the man hadn't reported the accident sooner.(2011·江苏)
| A．that | B．how | C．when | D．why |
When I entered the room, the boy wasin the TV series Journey to the West.
| A．drawn | B．attracted | C．absorbed | D．taken in |
---Volunteering is becoming popular in China .
--- Yeah, people are now aware that helping others is helping themselves.
| A．naturally | B．successfully | C．thoroughly | D．increasingly |
The computer systemsuddenly while he was searching for information on the Internet.
| A．broke down | B．broke out | C．broke up | D．broke in |
---Sorry, but I can’t visit you tomorrow.
---Come whenever it is to your.
| A．pleasure | B．convenience | C．preference | D．connection |
---Did Peter fix the computer himself?
---He, because he doesn’t know much about computers.
| A．has it fixed | B．had fixed it | C．had it fixed | D．fixed it |