Mr. Wu took the wrong bus, so he was late for school.
Because Mr. Wu took the wrong bus, he was late for school.
Mr. Wu took the wrong bus, so he was late for school.
Because Mr. Wu took the wrong bus, he was late for school.
Mr. Wu took the wrong bus, so he was late for school.
Mr. Wu was late for school because he took the wrong bus.= Because Mr. Wu took the wrong bus, he was late for school.= Mr, Wu took the wrong bus, so he was late for school.
Because Mr. Wu took the wrong bus,he was late for school.=Mr. Wu took the wrong bus,so he was late for school.
Because Mr. Wu took the wrong bus, he was late for school.
Mr. Wu took the wrong bus, so he was late for school.
Because Mr. Wu took the wrong bus, he was late for school.
Mr. Wu took the wrong bus, so he was late for school.