____a great dancer, Diana often receives invitations to give performances in different countries.
A、has been
B、being
C、be
D、to be
What is the writer most probably going to do next?
A、To criticize eighth graders.
B、To introduce a famous teacher.
C、To discuss the current educational policy.
D、To explain how to help eighth graders.
Ⅱ . Vocabulary and Structure( 15 points )Directions: There are 15 incomplete sentences in this section. For each sentence there are fourchoices marked A, B, C and D. Choose one answer that best completes the sentenceand blacken the corresponding letter on the Answer Sheet.6. The world will be different, and we have to be prepared to____ to the change.