23．Looks are not________. It's what's inside you that really matters．

-- What is Mr. white, do you know?
-- I don't know exactly. But I think he can be    but a doctor.

26  This has made _______ possible for us to catch up with the developed countries. 
A  that                  B  it                    C  us                 D  our country

Some experts are warning that the step the US government has taken to deal with the current crisis is ______ of much risk.

33. August 8, 2008 is a special day, _____, I believe, that will be remembered by all the Chinese forever.

29. ---Let’s make it next Monday or Tuesday if it’s convenient for you.
--- _____ day is OK. I’m free all the time.

Fathers often feel __________ their duty to earn more money for their family.

28．—Now some parents deny_______to their children，and have become their slaves．
—But this problem does not cause concern of the whole society．

22．— Hi．Jack．Welcome back!
— Hi，guys．So nice to see you again! Can_______help me to carry this box?
A．somebody     B anybody                C．nobody                  D．Everybody

12. Mr Black has two sons, ________ are fond of collecting stamps.