It was when Asimovwas eleven years old ________ his talent ________ writing became obvious.

下列各句中，没有语病的—句是（ ）

Science and technology is changing fast nowadays I bought this MP3 player at the beginning of this year but now it’s out of ________

Poor Tom! He will have to work all the next month—Luckily,the basketball games are held

Have you heard about a big fire in the paper factory— There’s nothing in the newspaper about it.