The light is on in his room.怎么有两个介词?怎么译?

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. In China,the green light is on the left of the trafffic lights.咋翻译? This is the first electric light in the world on the stamp.什么意思? The light is on—s____must be in the office怎么填 The light(灯) is ____ the desk.A.under B.on c.in D.behind The light is on the right.提问on the right The light is on in his room.怎么有两个介词?怎么译? The light is on in his room .I'm sure he _____ back.空里填什么? The light in his room is on now ,so he ______at homemust be 还是must stay? The light is on in his room.He___back.Awill be Bis Ccan be Dmust be理由 The light is on in his room.He___back.Awill be Bis Ccan be Dmust be The light is still on in Mr Zhang's office中怎么有两个介词?on in?如题 There( )用适当的情态动词be someone in the office.The light is still on in it. 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 There is a big hole ______ the wall of my room and light shines _____ the holea.on; through b.in; in c.in; through d.on; in Where is Mr Li?The light in his office is still on.He ---(must/might)be there. 为什么在句子Look,the light is on；she maybe in the room中,maybe是连接的 It is less to throw light on the topic in hand than for the sake of effect