1. With ________ word “PM 2.5” repeatedly appearing in ________ media reports, the public can’t help wondering what it really means.

A. the; \                   B. a; the              C. the; the           D. \; the

2. ______ label to each of the trees, with detailed introduction of their features, and visitors will know more about them and how to protect them.

A. To attach       B.      Attach           C. Attached             D. Having attached

3. As we all know, every minute _____ full use of ____ our lessons will do good to us students.

A. when makes; studying                                    B. when made; to study

C. when is made; to study                                        D. when made; studying

4. ---Where did you see the movie Life of Pi directed by Ang Lee?

---- It was in the cinema ________ I regularly go .

  A. which         B. that            C. where          D. what

5 Toyota Motor President on Monday apologized to Chinese consumers, who ______ the world’s biggest auto market, over the company’s huge global recall.

A. make up             B. bring up    C. put up        D. hang up