His health is ______improving. I'm sure he will come back to work soon.
| A．gradually | B．frequently | C．fluently | D．finally |
—It is _______he often fails in exams_______ makes his parents worried about him.
—So, he has to work whole-heartedly.
| A．what, that | B．that, what | C．that, that | D．/, that |
_______he couldn't understand was_________more and more students showed interest in the computer games.
| A．What； because | B．That, what | C．What； why | D．Why； that |
In some countries, ______ is called “equality” does not really mean equal rights for all people.
| A．that | B．what | C．which | D．how |
The news came, as expected, __________ my cousin was chosen to be a foreign aid doctor to go to Africa where people are suffering a lot from aids.
| A．it | B．that | C．what | D．Which |
I try to understand __________ that prevents so many Chinese from being as happy as one might expect.
| A．why is it | B．what is it | C．why it is | D． what it is |