The young man is quite brave and strong. He is always ready to　　　　heavy responsibilities and turn down the light ones.

In my opinion, what he told us just now about the affair simply doesn’t make any _______.

Obama’s success in presidential election proves that the color of one’s skin shouldn’t be a________to success.

There is still________ who said  he was ________ to reach the top of the mountain besides these two people.

Having walked in the desert for several days，we finally reached what was called oasis，________.