1. The teacher said: "Look a) After b) at c) for d) of the blackboard "2. Who do you look , father or mother? a) For b) at c) after d) like3. How are you getting____?a) on b) in c) of d) over4. Where were you yesterday? I couldn't get_a) Over b) away c) through d) back5. It is sunny. Turn ____ the light. a) On b) of c) off d) in 6. We usually borrow books our school library. a) From b) to c) of d) for. ​