对联折射了社会生话，有着鲜明的时代特色。以下对联反映的事件发生在改革开放之后的是（   ）

如图所示进行有关碳及其氧化物的性质实验，不正确的说法是（   ）

选出合适的答句。

A.I live in Beijing.

B.Yes, I do.

C.Because I can't go to the party.

D.They are on the table.

E.She has new shoes.

F.I usually read books at home.

(____)1. Why are you so sad ?         

(____)2.Where are my gloves ?        

(____)3.Do you have any nice clothes ?

(____)4.What does she have?         

(____)5.Where do you live?           

(____)6.What do you usually do on Mondays ?      

函数y=log₅x+2（x≥1）的值域是（   ）

Schools across China are expected to hire 50,000 college graduates this year as short-term 
teachers, almost three times the number hired last year, _____reduce unemployment pressures.