Time expressions used with various tense forms 

Usually, never, seldom, always, generally

These expressions are almost always used with the simple present tense.

• He seldom donates money to charities.
• He always wears neat clothes.
• You never thank me for anything.
• I usually drink coffee in the morning.

At present, now, at the moment, right now etc

These expressions are usually used with the present continuous tense.

• I am learning German now.
• He is working on a new novel at present.
• He is doing research in molecular biology at the moment.

Already, just, yet

These expressions are usually used with the present perfect tense.

• I have already watched that movie.
• We have not yet heard from them.
• John has just left.

Since and for

These time expressions are usually used with the present perfect and present perfect continuous tenses.

• We have lived here since 1999.
• I have been working since morning.
• It has been raining for hours.
• We have been living here for six years.

Yesterday, last year, some years ago

Use these expressions with the simple past tense.

• I met him yesterday.
• His father died three years ago.
• I visited Japan last year.

Tomorrow, next year, next month

These expressions are usually used with the simple future tense.

• I will talk to him tomorrow.
• We will move to our new home next month.
• He will retire next year.

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