Before you enter the teaher's office,you should k____ on the
Before you enter the teaher's office,you should k____ on the
before you enter the teacher's office,you should k____ on th
Before you enter the teacher"s office ,you must (k ) on the
根据首字母提示写单词1、Before you enter the teacher's office ,you shoul
Before you_____(enter)the office,you should______(knock)at t
you must ____(knock)on the door before you enter
always knock on the door before you enter
You should ( )on the door before you go into the teacher‘s o
you should knock at the door before you the room.为什么用enter而不
Please knock on the door before you go to the office 同义句
改错.Knock before you enter into the room.
before you e---- the house 用enter 还是entered