—Kathy and her sister are so alike.—I can’t tell one from ____.
In the near future, more advances in the robot technology ___by scientists .
—It is so cold. Why not close the window?—Sorry. It . I will have it repaired.
The letters for the boss___________ on his desk but he didn’t read them until 3 days later.
They are living with their parents for the moment because their own house __ .
Don't worry. The hard work that you do now ________ later in life.