-You look so worried, what’s wrong? -More and more people like me begin to worry about the ______ pollution after the haze (雾霾) appeared in Beijing and some other cities in China.
The ________ of the island was quite an event in the world.
My smother ________ the e-mail invitation, but she realized she had forgotten to invite John.
He is a very unfriendly man, so few people ________ at his party last Sunday.
We felt ________ when we heard the ________ news.
_______ your coat.It's cold outside.