-- Could you tell me something about the boy who helped you just now? --- Sorry, I know nothing about him. He is a . A. stranger B. neighbor C. friend
What a fine day! The sunshine is looking ______the window.
With the development of science, our country is becoming_________
My little sister_________ in the hall at that time yesterday.
You can’t understand the meaning ________you read the text.
Danny,______ more careful or you will fall down.