According to a recent survey, homework is_______ students most often blame for their lack of sleep.

_____, do you know where the nearest post office is

Why are youmoving—Because our new househas ______ space than the old one.

Speaking in an inspection in Yunnan Province, Xi Jinping said authorities must _______ poverty removal efforts to support the building of a rich and successful country.

Who helped you finish the work — We did it by .