_____ they are very tired, they feel happy because they’ve finally finished their project.
So far this year we________a fall in house prices by 5 and 10 percent.
Too much homework can make us _______ or sad.
Which sentence is wrong?
It’s very kind__________you to help me with my English.一Not at a11.I think it is important____________us to help each other.
His brother is only six years old. He has difficulty the story books.