I never dreamed of there _______ a chance for me to be sent abroad. I can’t believe it.  

 —Excuse me，sir, where is Room 301?—Just a minute.I'll have Bob ________ you to your room.

____ up early in the morning to have a walk, I am sure, you are likely to feel active all day．

Everyone in our class works as hard as they can ________ to enter a good college.

When he ran downstairs, he tried to avoid ____by the teacher.