—Mom, when can I go out to play football?—Finish your homework first, or I          let you go out.

The population(人口) of the world        still       now.

Tom was so careless that he       his right arm when he was riding to school.

Now my father       his bike to work every day instead of driving.

Mr. Black is going to marry a girl he         in Japan last year.

—When       you        reading Jane Eyre?—It’s hard to say. I’m busy recently.

Mary isn't here at the moment. She           later.

If there is any change to the plan, I        you as soon as possible.

—Have you ever been to Canada?—Yes, I       there last year with my parents.

       of his works were written in his        .