①How many children are there? ____            A. It's forty yuan.

②What are they doing? ____                          B. Playing basketball.

③How much is the basketball? ____               C. Every afternoon.

④How often do they play basketball?____     D. Tired and exhausted.

⑤How do they feel now? ____                        E. There are nine.

⑥Where do they play basketball? ____           F. In the gym.

下列加线虚词的意义和用法与例句相同的一项是(　　)

例句：其安易持

下面选项中加下划线字读音完全正确的一项是（   ）。