—What do you think of the color of my bedroom?—Sorry, but what did you say? I ________ about something else.
Water is becoming less and less. All of us should ______ it.
“There ______ a meeting next Monday.” means “They ______ a meeting next Monday.
— ______ salt do we need?— One spoon is enough.
He got an A in last week's math test.It is ______!His math is always the worst.
I’m going to ______ a new hobby. I want to learn how to take photos.