As we all know, ______ medcial examination will help out health problem as early as possible.

---Did you have a sound sleep last night? --- Yes, never slept ________.

 Mr. Smith is very happy because the cars made in his factory have never been ______.

Mr. Smith was _______ of the _________ speech.

–We should use      methods to deal with different incidents. You know, anything can happen in that situation.–I got it. Thank you for reminding me.