The computer system suddenly_____ while he was searching for information on the Internet.
| A．broke out | B．broke up |
| C．broke in | D．broke down |
Thanks to their hard work, the new bridge has been finished ________.
| A．in front of schedule | B．ahead of schedule |
| C．behind schedule | D．beside schedule |
The second Sunday of May is Mother’s Day and a time to be to our mothers.
| A．concerned | B．fond | C．grateful | D．honest |
Some parents are just too protective. They want to ______ their kids from every kind of danger, real or imagined.
| A．escape | B．educate | C．shelter | D．persuade |
----- I said hello to you in the street yesterday, but you _____ me completely.
----- I am sorry. Maybe I was thinking about something else.
| A．ignored | B．hid | C．confused | D．cheated |
The man who provided relevant information would be offered a(n) _____ of $5000 for the arrest of the murderer, according to the news on TV last night.
| A．award | B．reward | C．prize | D．price |