- - Do you enjoy ______ a volunteer?-- If you want, you’d better join us.
I’d like to drink coffee ______ much sugar. Or it will taste so sweet (甜).
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.