This signs on the wall ----(mean) you must obey them. 还是动词me

This signs on the wall ----(mean) you must obey them. 还是动词me what does this sign mean on the wall?为什么on the wall在前面,而mean there ___[be] many signs on the wall. they ___[mean] differe what do the signs——（mean）?the sign on the wall——（mean）“dange What do the signs mean?Where do you see them?的中文是? 1.Don't b() the rules.You must obey them. 2.Tom's father doe what___the sign on the wall ___ [mean]? ----it ___[mean] you the signs on the wall means 'no littering'.对 on the wall 提问 Don't __your coat on the bed.You must __to me this time!Have whoever/wherever you are,you must obey the rules 1 Whoever you are,you must obey the school disciplines. There are signs on the rodes.______can people see them?