It is our d( ) to study hard when we are young.
it is our ( )to study hard when we are young
It is our d( ) to study hard when we are young.
Our task is ________(study)hard when we are students.这个空填什么.
It is our duty to _(study) hard.
It is there years We came to study in our school. A when B a
when we are young ,we ____study hard.A have to B should 请讲讲分
We are suppose to study hard to do something for our country
my English teacher w____ me to study hard.we are t ____ our
It is hard to study English g______well.
it is time to study hard!
We must study hard to make our dreams__________(come)true.
we must study hard to make our dreams (coming/co