The light is on.must be in the office.添适当The light is on.must be in the office.添适当的不定代词或不定副词.

The red light is on.You must w___for the green light. The light is on.must be in the office.添适当The light is on.must be in the office.添适当的不定代词或不定副词. When there is a green light,cars may go on.When there is a red light,cars must (s ).They must wait(u ) the red light changestogreen we must ()when the light is yellowAgoBcrossCwait The light in his room is on now ,so he ______at homemust be 还是must stay? -- ( )he be at home now -- Yes,he must.The light is on A.Must B.Can C.Does D.Could when the red light is on ,you must always wait ( )the pavement.这裏是固定搭配用on 用something , someone, nothing, nonesomebody填空 The light in the room is still on. There must be (用something , someone, nothing, nonesomebody填空The light in the room is still on. There must be ( ) in it.请说明理由 Where is Mr Li?The light in his office is still on.He ---(must/might)be there. The light in Mrs White’s bedroom is on.She ____ be at home now.填must还是 can The light is on.My mother___ be home(can,may,must,have to,need用适当形式填空) The light is on the right.提问on the right You must stop when the light is red 改为祈使句 补充完整 the light is red,and we must s--------- The traffic light is red now.we must stop The light is still on.You -------to switch it off when you left.A.must forget B.may forget C.must have forgotten D.might forget The traffic light is red.You must w___ for the green light. The light is on in his room ,I'm sure he ___back A.must be B is C may be 选什么,为什么