The ship was at the _______ of the storm, out of control and helpless.
When __________ for his views about his teaching job, Philip said he found it very interesting and rewarding.
We __________ to paint the whole house but finished only the front part that day.
—When would it be __________ for you to go to the science museum with me? —I am free this Friday afternoon. Let's meet at 2 pm at the school gate.
I haven't seen Anna since she left our hometown two years ago, but we do keep in touch with each other by sending e-mails __________.
—Listen, there is some strange noise. This machine must be __________. —I think so. You must have it checked.