You should have your eyes ___ by a doctor填介词

You should wash your hands before_________(have)a meal. 求:You should have a mind of your own should have done You should have got on your knee?中should have done 该怎么理解? It is right that you should have done your homework.为什么用should have done should have doneYou should have finished your homework before you play football with your classmates.为什么不用played? what should you do when you your ---- your experiment?have finished you should tidy your what should you have? “You should not have. Dont let me i your decision .You should have your own ideasi那里填什么？ if you have some problems,you should be a___ to talk with your terchers and parents. If you want to have a good ______with your ______,you should be ____to them.(friend) You should c____ up the tabie after you have your dinner这怎么填 you said your boss back,you should have much thing to do , you should keep your house____ you should keep your style! You（ ）have kept your word.I wonderYou（ ）have kept your word.I wonder why you changed your mind.A.must B.should C.need D.would You have failed in the test again .You ( ) hard at your subject .A should have studied B must have studied C may have studied D need have studied