due to,make progress,die out,on earth,on average,make out,adapt…to…,watch over,remind…of…,in harmony with
(1)Up to now,scientists haven't found a clear reason to explain why dinosaurs
died out
died out
about 65 million years ago. (2)I can't give you an answer to what
on earth
on earth
happiness is,but I'm sure if you love others,you'll get it. (3)Although our country
has made progress
has made progress
in technological development in the past few years,it still has a long way to go. (4)
On average
On average
,American kids aged between 3 and 12 spend 29 hours a week at school - eight hours more than they did in 1981. (5)Every time I listen to the song,it always
reminds
reminds
me
of
of
those days when I was taken care of by my grandparents in my hometown. (6)It was hard for her
to make out
to make out
who was standing in front of her because of the heavy smoke. (7)When you go to a new country,you have to
adapt
adapt
yourself
to
to
its customs and culture. (8)The young mother had to give up her favorite job to