— ________ our school ID cards?  —They’re on the teacher’s desk. 

---Does Liu Hua ever guess the meaning of English words?,---He ______ guesses the meaning, of new words. He uses his dictionary all the time.  

 —What do you think of the new bridge? —I have never seen _____ before.

– Excuse me. Where is the bus stop, please?–I’m sorry. I don’t know the way, _______.

 - It's raining heavily outside.- _______, I will go back home because my son has been left alone at home.