–Hi, Kate!  --Hi, Mary. I ______ you are here.

           A. don’t know   B. don’t think   C, think      D. didn’t know

Paris is ______ most beautiful city, where you can see ______ famous Eiffel Tower.

         A. a, the       B. a, /       C. the , an      D. /,the

________ I close the window? It's so cold here.

           A. Will          B. Do            C. Would        D. Shall

You _________ never play in the street. It's not safe.

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

There's ________interesting in the film, so ______is interested in it.

A. something, nobody  B. nothing, somebody C. anything, anybody.  D. nothing, nobody.

We are doing much better ______ English _______ our teacher's help.

          A. in, at        B. at, in         C. in, with       D. with, with

It is the protection for the trees _______ really matters, rather than how many trees are planted.

    A. what                     B. that

    C. 不填                     D. which

“How was ______ they discovered the entrance to the underground palace？” “Totally by chance.”

    A. it that                             B. he that

    C. it when                             D. he which

We will be shown around the city： schools, museums, and some other places, _______ other visitors seldom go.

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

On Sundays there were a lot of children playing in the park, _______ parents were sitting together joking.

    A. their               B. whose      C. which               D. that