Someone called me up in the middle of the night, but he hung up ______ I could answer the phone.
When he saw a little boy ______ in the river, he took off his shirt and jumped into the water.
—What do you think of the book?—Oh, excellent. It’ s worth ______ a second time.
Don’t ________ women. They are as important as men for the development of society.
It is the years we spent together at college ________ have a deep effect on my life.
Don’t be worried. I’ll ________ your pet dog when you’re away.