-不明飞行物的英语缩略形式是______。 A. UFO B. BBC C. NBA
The flowers over there _________ by the students last year.
——Must I stay at home and take care of him?——No, you ___________. He can take good care of himself.
The desk is ________ heavy ________ carry.
I’ll go to visit you ________ next week.
They suddenly returned ________ a rainy day.