—Why do you look so worried?
—My computer broke down and my essay ______ unfinished since.
| A．had left | B．has left | C．was left | D．has been left |
My friend Mary is _______ beautiful girl and _______ girl that you would like to work with.
| A．the; a | B．a; a | C．the; the | D．a |
The Chinese Embassy in New Zealand has _____that 23 Chinese students in South Island city of Christchurch still went missing in the 6.3 magnitude earthquake.
A committed B conveyed C confirmed D concerned
The government is also undertaking important educational work based on the _______ of the members that the best form of conservation is the prevention of damage.
A. consequence B sense C. scene D. consensus
Gradually, you will realize that the things that matter are __________ that can’t be boughtwith money.
| A．these | B．those | C．ones | D．some |
_____ there is little we can do to modify the weather, we can at least know what kind of weather to expect.
| A．While | B．When | C．If | D．Whether |