My grandfather is fond of talking about the good old days, ________ is often the case with old people.
The article discusses the ______ which led up to the breaking out of the war.
Hearing the news, she ______.
I keep medicine on the top shelf, out of the children’s ______.
The work calls for great care and patience, so you ______ to do it.
______ he is doing an operation on a patient; please don’t disturb him.