______ on the subway for nearly half an hour, the old lady suddenly realized that she had left her handbag on the taxi.
举一反三
- ____ on the subway for nearly half an hour, the old lady suddenly realized that she had left her handbag on the taxi. A: Having sit B: To sit C: Sitting D: To have sit
- (To wait) in the queue (for) half an hour, the old man suddenly (realized) that he (had left) the wallet in the car.（） A: To wait B: for C: realized D: had left
- 1. _____ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home.
- ___ in the queen for half an hour, the old man suddenly realized be had left the cheque in the car. A: Waiting B: To wait C: Having Waited D: To have waited
- ______ in the hall for half an hour, the old man suddenly realized he had left the wallet in the car. A: Having waited B: Wait C: To wait D: Being waited