﹣﹣﹣ ________ is it since the Communist Party of China（中国共产党）was founded？
﹣﹣﹣ Ninety﹣nine years． It's her 100th birthday next year．（ ）
A．How oftenB．How longC．How soon
Is this your English book？
No， it's my brother's． is over there．（ ）
A．MineB．MyC．Me
My grandfather does Chinese Kung Fu every day _________ he is over eighty． （ ）
A．sinceB．thoughC．until
May I be allowed to choose a summer course？
It's up to you． You're ____ to make your own decision． （ ）
A．too oldB．enough oldC．old enough
I saw Tom's father bought lots of books yesterday．
That's not strange． Not only Tom but also his father _______reading． （ ）
A．enjoyB．enjoysC．enjoyed
Do you know when and where the 24 Winter Olympic Games___________？
In Beijing and Zhangjiakou， in 2022． （ ）
A．is heldB．will be held
C．will hold