Some insects ______ the color of their surroundings to protect themselves.
| A．take in | B．take off | C．take on | D．take out |
Look! You have left the room ____, and you must put it ____right away.
| A．out of mess, out of order | B．in mess, in an order |
| C．in a mess, in order | D．in mess, out of order |
I had planned to invite Tom to the party to increase the atmosphere, but it turned out that his arrival ____ the atmosphere.
| A．damaged | B．harmed | C．destroyed | D．spoiled |
There have been no occasions ____ he has come late for school.
| A．which | B．what | C．when | D．that |
—Sorry to have interrupted you. Please go on.
—where was I?
—You ____ you didn’t like your father’s job.
| A．had said | B．said |
| C．were saying | D．had been saying |
—Is there anything wrong, Bob? You look sad.
—Oh, nothing much. In fact, I _____ of my friends back home.
| A．have just thought | B．was just thinking |
| C．would just think | D．will just be thinking |