In the ceremony, our headmaster required       students to improve our competitive awareness in modern society.

In his lecture, the professor referred to the belief, in contrast to all other countries, ______ the elderly are wise, ______ is particularly dominant （占优势的） in the Chinese culture．

Mark Twin’s own story is as memorable as _______ he imagined.

   our textbook ,the English spoken in England in the past is very different from ____ spoken at present.

— How many tomatoes are there in the basket?    — ________.