You _______（must） open the oven door before the cake is read

you must read the i_ before you take the medicine You must read the i_____ before you take the medicine. you must ____(knock)on the door before you enter can you open the door you must open the door.open是不带to的不定式么 Would you please keep the door _______?A.open B.to open C.op this is the ( )to your door .you can open the door 中间的空空怎么填 "The door is open.Could you have forgotten to lock the door? ---The cake is very delicious.---Would you like _______? Please leave the door _______ and the windows _______ before （ ）you( )(keep)the door open when you go out 你出去之前一定要锁上门 _______ _______ to lock the door before you go o