Successful people always make ________ preparations for any potential setbacks.
| A.final | B.urgent | C.abrupt | D.adequate | 
. --- My teacher told me just now that I passed the test!
  --- ______.
| A.Go ahead | B.At your pleasure | C.I’m so glad for you | D.with pleasure | 
. — How could I apply for a course online?
  — Just fill in this form and we ____ what we can do for you.
| A.see | B.are seeing | C.have seen | D.will see | 
. Suddenly everyone stopped talking. It became clear that something unexpected _____. But, for a while, I didn’t know what it was.
| A.has happened | B.is happening | C.happened | D.had happened | 
. Mother has been busy packing my belongings, making sure I have everything I need. It feels as if she ____ to college with me.
| A.were going | B.had gone | C.would go | D.has gone | 
. While reading, an active reader keeps asking questions that lead to a full understanding of the material _____.
| A.read | B.being read | C.reading | D.to be read |