—What do you think of the project put forward by the Blacks?—Considering its real ________，it will be well worth putting into practice，I suppose.

(2013·高考江苏卷)With inspiration from other food cultures，American food culture can take a________ for the better.

 Every possible use should be ______ advanced technology.

 I knew that ________ would ever discourage him；he would never give up wanting to be a director.(2011·湖南)

The poor child stood there, and ________ what to do, turned to his father for help.