阅读理解
Notice to the Audience
1. All members of the audience should be dressed neatly and slippers cannot be allowed into
the concert hall.
2. Food and drink cannot be taken into the concert hall.
3. Children under l. 2 m in height cannot be taken into the concert hall.
4. All beepers and mobile phones can't be kept on during the concert.
5. No photos can be taken during the concert.
6. Smoking can't be allowed in the concert hall.
根据下面的句子判断正 (T)误 ( F)
( )1. Everyone should read the notice to the Audience before he goes into the concert hall.
( )2. If you want to go to the concert hall, you must wear your clean and tidy clothes.
( )3. You can go into the concert hall wearing slippers.
( )4. You can't take your son who is as tall as l. 0 m into the concert hall.
( )5. You can talk to your friend on you mobile phone during the concert.
( )6. Nobody can take photos during the concert.
( )7. You should keep your beeper off during the concert.
( )8. You can smoke in the concert hall.
( )9. You can take some water into the concert hall.
( )10. You can't take anything to eat into the concert hall.
，下列说法中正确的是
，中G为引力常数，由卡文迪许通过实验测得．故A正确；公式