I love you，mum and dad!

Tears go out of my eyes when I talk to my parents over the phone.What are they doing when I call them？This is 小题1:_______ I want to know most.I have supper at 5 o’clock in the dining room. 小题2:_______ is no need for me to cook by myself，no need to wash the dishes. 小题3:_______，now it is the busiest time for my parents.Dad has to work every day.He works from seven o’clock in the morning to nine o’clock in the evening.Therefore，all the housework is left to my mum. 小题4:_______ her own job，she also has to work in the vineyard.

Every day she gets up at 4 o’clock in the morning，then works 小题5:________ dark.I promise 小题6:_______ to study hard in the university，because I am her hope.I promise her to take care of myself，because I am important to her.I promise her to lose weight because she says nice figure is an important factor in future’s competition.I promise her so much and I just want her to promise me that she can take care of herself and dad because they are just like 小题7:_______ blood in my body.I cannot live 小题8:_______ them.

氯气的化学性质是非常活泼的，在不同的温度的条件下可以与（）起反应，生成氯化物。

A.大多数元素

B.少数元素

C.极少数元素