Columbus discovered America but did not explore the new __________(大陆).
The hill is high and __________(陡峭的),so it is hard to climb.
I was told that you still live in my rhome city.
Tea grows well in these __________(肥沃的)mountain fields.
There is still an iamount of work to be done.
A (多山的)country is one in which there are many mountains.