单项选择题
A.Read the operation manual. B.Try the buttons one by one. C.Ask the shop assistant for advice. D.Make the machine run slowly.
A.The woman found the mail box empty. B.The man is waiting for some important mail. C.The man has just sent out his application. D.The woman will write a postcard to her daughter.
A.John didn’t pass, although he had tried his best. B.John did better than he thought he was able to. C.John got an excellent score, which was unexpected. D.John was disappointed at his math score.