My pen pal Andrew found it difficult ______ Chinese well
--Have you seen _________ film where are we going, Dad?--Yes, it’s quite ______ interesting film so that I have seen it twice.
Father’s Day is coming. I’m thinking about _______.
People thought _____ hard to live without the medicine.
It’s a duty for friends to ________ each other when they are in trouble.
----When shall we go fishing, Saturday or Sunday? ----______ is OK. I’m free all the weekend.