The reason__________ their failure you know is__________ they didn't get fully prepared for the experiment.
The director added a few characters and changed some names in this movie but _______ this is a true story.
— Why do English people talk so often about the weather when they start a conversation? — Well, it’s probably the weather is a(n) __________topic.
While the government says there is a(n) ________supply of houses,prices of apartments have been going up these years.
It’s a majorfor Obama and his national security team, to fulfill the goal once voiced by Obama’s predecessor, George W. Bush, to bring to justice the mastermind (设计者)of the 9-11 attacks.
For sustainable development, the government has decided to giveto those energy conserving and environment-friendly business in many aspects.