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Finally, the team reached the top of the mountain,       they found some rare plants.

A．why                                B．which                    C．where                             D．a(chǎn)s

—Could I borrow the book by Mo Yan?

—       .

A．Yes, you could              B．You’re welcome  C．By all means                  D．I am afraid so

        I can’t fully understand what his music conveys, his performance is quite impressive.

A．As                                   B．Since                              C．If                                      D．While

You can never be_____ careful ; the road is icy and slippery.

A. very                         B. too                   C. quite                          D. rather

-May I trouble you with the question?

   -Sorry, but it is______ my knowledge.

A. from                        B. off                   C. beyond                        D. to

        to advertisements constantly can help to change people’s opinions over time

A．Exposed                        B．Being exposed              C．Exposing                        D．To be exposed

        the newspaper carefully ,and we’ll find different types of articles on the pages

A．Read                              B．Reading                          C．To read                          D．Having read

 Mr. Smith is always on time for everything. How ________ it be that he was late for the flight?

A. can                                    B. must                                  C. may                                   D. need 

 ____73-year-old woman, who died of respiratory failure on Dec. 6, was confirmed to have been carrying ____H10N8 virus.

A. A, the     B. The, the      C. A, \         D. The, a

Chinese new traffic rules in 2013 give more severe punishment to offenders compared with ______ carried out in previous years.

A. that          B. those          C. one          D. it