---In recent years, problem of global warming had been very serious. ---That is right. People are facing number of natural disasters now.
---In recent years,
problem of global warming had been very serious.
---That is right. People are facing
number of natural disasters now.
My uncle’s house in the downtown area is much smaller than ours , but it is twice _______ expensive .
—You speak very good French! —Thanks. I __________ French in Sichuan University for four years.
The teacher together with the students ________ discussing Reading Skills that ________ newly published in America.
Not until I came home last night ________ to bed.
—Why don’t we choose that road to save time?—The bridge to it __________.