—Your mother becomes more and more forgetful. —Yes. She searched for her cell phone for a whole day last Sunday but it ______ in her coat pocket the next day.
I delayed _______ your letter because I had been away for a week.
---Will the Smiths go abroad this summer? ---No, they finally decided _______.
The patient was warned _______oily food after the operation.
Charles Babbage is generally considered _______the first computer.
The matter had better _______ as it is.