—Thank goodness, you are here! What _____ you?
—Traffic jam..

His first book _______ next month is based on a true story.

_______ from space, we can find 70% of the surface of the earth _______ by water.

Once ____________ ,  a plan should be carried out.

To their surprise, they found the lecture given by the famous professor easy ______.

_______, water changed into steam.

_______ found by the police, the killer had to hide themselves in a mountain cave for two months.

You never imagine what trouble I have _________this paper in my house.

—You should have given me a ring before you left.
—I meant______, but I was in a hurry that time.

_______ at the good news, she couldn’t help crying.