en Ross, a foreign teacher heard thegood news, she had a cheerful _____

It is reported that the scientists in our country are _____ all possible ways to control H1N1 flu. [ ]

What shall I do if I meet a word that I don’t know?—If you can’t guess its meaning, you can the dictionary.

Iwish you’d do talking and some more work. Thus things will become better.[ ]

Roads in this mountain area used to be_______; people found it hard to travel here