To _______ good relationships with your teachers and classmates, you should learn to be on good terms with them.

The message is very important, so it is supposed         as soon as possible. 

The moment I met you, I ______ you though I hadn’t seen you for about ten years.

Don’t try to cheat—you’ll never _____ it.

The policeman came up to the lonely house with the door ______ ,_____ there for a while and then entered it.