The medical reform in that 
country turns out to be ______ failure, but as we know, success often comes after ______ failure.
| A．a; the | B．a; 不填 | C．a; a | D．不填; 不填 |
The sun was shining brightly ,______everything there _____more beautiful .
| A．making; look | B．to make;looked | C．and made;looking | D．and making;be looked |
You can take any seat _____is free .
| A．where | B．which | C．that | D．in which |
They have to work on Sundays,_____they don’t like .
| A．but | B．so | C．that | D．which |
The most important thing ______they need is more time .
| A．what | B．that | C．which | D．in which |
I lived in Beijing,_____is the capital of China.
| A．which | B．where | C．that | D．what |