Nobody noticed the thief slip into the house because the lights happened to__________.
| A．put up | B．give in | C．be turned on | D．go out |
It is on September 1ststudents go back to school every year.
| A．when | B．who | C．that | D．what |
The boy was excited he went to Beijing.
| A．the first time | B．for the first time |
| C．first time | D．for first time |
In fact, there is _____ thing as a free lunch in the world.
| A．no such | B．no a | C．not such | D．no such a |
This is the office _____ my parents are visiting now.
| A．which | B．what | C．who | D．where |
Everybody got ____ when they heard the ____ story.
| A．shocking; frightened | B．shocking; frightening |
| C．shocked; frightening | D．shocked; frightened |