Mary didn’t attend the lecture, did she? — Yes, she ________.

Sally worked late in the evening to finish her report ________ her boss could read it first next morning.

What is your sister going to be ________ she growsup?–She is going to be an engineer.A．before

________ you row a boat at the age of 10 No,but now I ________.

How are you going to the train station to meet your aunt—I’m going there ______ my car.