.---- Ricky, why hasn’t Billy been with us these days?---- Oh, he is _________for next month’s 400m race.
I think your advice will be forcefully argued by all those who want to see this between two countries end.
In Singapore, the policy(政策) on the mother tongue creates favorable conditions for the various minority groups to their cultures from dying out.
The man moved forward and looked over the edge (边缘), shrinking his shoulders.
When life lets you down and when it seems that your world is ______, take courage and go the next step.
As is known to all language learners, the newly learnt words will soon be forgotten unless ______ used in everyday communication.