---Obama took oath (宣誓)of office in the White House。---When was _____?---____was on January 23,2013.
More than one hundred got saved from the fire _____ helicopter.
You didn ’ t let me drive. If we _____ in turn, you ______ so tired.
So loudly ______ that every one of the class could hear him.
If my brother is allowed to go out, ______.
No sooner _____ they rushed out into the street.