Sm
.
3
 when a verb is involve in a sentence we use do/does/did.but when a verb is not involve in a sentence.then we use is/are/am/was/were etc. example_what is your name? here verb is absent do you play cricket? here verb is present.
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Qadeer
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6
Do and does is used in simple present tense sentences and is/am/are is used with present continuous tense sentences
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#$%@4-
.
0
how can i wish birthdays
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#$%@4-
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0
how can i wish birthday
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