---Why did he___ that the man we met on the bridge was his father? ---God knows!
Jane nearly missed the flight ____ doing too much shopping.
Your body language _____ your real emotion.
_____, Mother will wait for him to have dinner together.
. The Roman Empire _____ for several centuries. A exists B. existed C. was existed D. is existing
. I could hardly tell the twins apart because their appearances are only ____ different.