(届陕西省五校联盟高三第二次模拟考试)It’s reported that in the past 50 years around 80 percent of Beijing’s courtyard houses ______.
You're eighteen years old.You should ________ your family.
________ conclusion,I'd like to say that I believe him.I'm convinced ________ his honesty.
________ the new life in Qingdao,the old man lived happily with his son.
It has been raining for nearly one week,________ the river rise a lot.
—Can you help me with this problem? —It's beyond my __________.I didn't work it out, either.