August 5th, 2010 in English Grammar, English Learning
Must
The auxiliary verb must can be used to express probability or inference.
She must be about fifty years old.
You must have been mad to do such a thing.
She must have received your letter.
July 11th, 2010 in Common Mistakes
The general purpose do has several uses. It is sometimes confused with the verb make. These words have similar meanings, but there are also a few differences.
Uses of do
November 26th, 2009 in English Grammar, English Learning, ESL, Improve English
To emphasize an affirmative statement
The anomalous finites do, does and did can be placed before the verb to show emphasis. Note that after do, does and did, we use a verb in its present tense form.
November 4th, 2009 in English Grammar, English Learning, ESL
As a principal verb
As a principal verb do is used in the sense of perform or act.
I did my duty well.
Do as I do.
Can’t you do it yourself?