-不明飞行物的英语缩略形式是______。 A. UFO B. BBC C. NBA
Thank you for _______my grandpa when I was away .
How long have you lived here ? ________ ten years ago .
You’d better ________late next time .
Our classroom is very dirty ,let’s _____it_______.
Whose book is that ? It _______belong to Linda .Look !Her name is on it .