Years ago we didn't know this, but recent science study ________that people who don't sleep well soon get ill.
| A．showed | B．will show | C．has shown | D．is showing |
.
Soldiers stood next to a police truck, looking at the crime scene _______ a woman was gunned down in a poor neighborhood of the border city of Iran October 18, 2009.
| A．that | B．which | C．where | D．why |
.
This January will be very precious for us by which time we_______reviewing Senior Book I.
| A．will finish | B．will have finished | C．have finished | D．will be finished |
.
New policies, _______ to ensure that compulsory education is truly free, _______by the local government across China since the start of school on September 1.
| A．intending; have been made known | B．intended; have been made known |
| C．intending; are made known | D．intended; had made known |
.
The winning of hosting ______ 2010 World Expo is ______ victory not only for Shanghai residents, but for the people of the whole Chinese nation.
| A．the; a | B．a; the | C．a; a | D．the; the |
.
Never before______ so highly successful in his attempts to forecast the weather accurately on a small scale．
| A．man has been | B．man is | C．has man been | D．will be man |