＿ entering the hall, he found everyone waiting ＿ him.
举一反三
- _ entering the hall, he found everyone waiting _him.
- _ entering the hall, he found everyone waiting _him. A: At…or B: On…for C: In…to D: On…into
- _ entering the hall, he found everyone waiting _him. A: At…o B: On…fo C: In…to D: On…into
- ______ entering the hall, he found everyone watching him. A: At B: While C: On D: In
- _____entering the hall, he found everyone waiting_____ him.(1.2) A: At; on B: On; for C: In ; to D: On; into