_______ good use of learning resources such as the website and library, and you will make great progress.
We were badly treated in the hospital. Don’t worry.The president has promised to ______ your complaint at once.
It is usually not quite cold in this area in March,but sometimes temperature ______ low.
Jack was once a common name,,I think, that is seldom chosen nowadays.
-The weather isn’t good enough for an outing,is it? -To much dust.We can’t haveat this time of the year.
Subway Line 4,into use in September 2009,has made traveling in Beijing easier.