The mobile phone in 1973.( )
A.inventsB.is invented
C.inventedD.was invented
As middle school students,we should to protecting our school environment.( )
make a contribution
make a decision
make progress
The temperature is 30℃today.I prefer staying in to going out.
It will be tomorrow.The temperature will reach 35℃.( )
colder
hotter
hottest
Don't stay inside such a sunny morning.Let's go out to enjoy the gentle wind and the sweet flowers.( )
on
in
from
Boys and girls,keep calm and be confident.I am sure all of you are ______excellent students.( )
an
a
/
﹣﹣You won the first prize in the physics competition.
﹣﹣________ I made several terrible mistakes.( )
I think so.
Are you kidding?
You are welcome.
It doesn't matter.