Subject + will/shall + have + v.3 + Object.
ใช้กับเหตุการณ์ที่จะเกิดขึ้นและสิ้นสุดลงเมื่อถึงเวลานั้นๆ ในอนาคต
Examples.
– The company will have finished the construction project by next 10 years.
– The parade will have ended by the time Chester gets out of bed.
– We will not have eaten breakfast before we get to the airport tomorrow.
– They will not have finished decorating the float before the parade,
Subject + will/shall + be + V.ing + Object.
ใช้กับเหตุการณ์ที่จะเกิดขึ้นในชั่วระยะเวลาใดเวลาหนึ่งในอนาคต
Examples.
– I will be watching my shows from lunch until dinner.
– I will be working as a sales assistant from November to December.
– She will be speaking in the auditorium this evening.
– He will be studying for the test all night.
Subject + will/shall + V.1 + Object.
ใช้กับเหตุการณ์ที่จะเกิดขึ้นในอนาคต
Examples.
– I will learn a new language.
– My sisters will sleep till noon if no one wakes them up.
– Nick will read that book.
– He will not say anything bad about his boss.
Subject + have/has + V.3 + Object.
1. ใช้กับเหตุการณ์ที่เกิดขึ้นและเพิ่งสิ้นสุดลง มักมี adverb เหล่านี้ just, yet, recently, already
Examples.
– I have just finished my workout.
– We have just got back from our holidays
– Scientists have recently discovered a new breed of monkey.
2. เหตุการณ์ที่เกิดขึ้นตั้งแต่ อดีต – ปัจจุบัน – อนาคต
Examples.
– She has bought two dresses from that shop this month.
– He has lived in Chicago all her life.
– They have been married for nearly fifty years.
Subject + is/am/are + V.ing + Object.
1. สิ่งที่กำลังเกิดขึ้นในปัจจุบัน
Examples.
– I am working now
– He is just leaving work.
– Please be quiet. The children are sleeping.
– They are listening to music.
2. ใช้ในความหมาย future แต่ต้องมี point of time
Examples.
– She is having a party tomorrow.
– Nick is going to a new school next term.
– They are not coming to the party tonight.
– Lala is not going home until Monday.
Subject + V.1(s,es) + Object.
1. ใช้กับสิ่งที่เป็นจริง
Examples.
– She works in Paris.
– The sun rises in the east.
– The human body contains 206 bones.
– Light travels at almost 300,000 kilometers per second.
2. ใช้กับสิ่งที่เกิดขึ้นเป็นปกตินิสัยในปัจจุบันโดยจะมี adverb of frequency ด้วย
Examples.
– He plays tennis every weekend.
– Students frequently make mistakes of tense usage when they do this exercise.
– I sometimes go to the theater.
– She always spends Christmas with her family.
Subject + had + V.3 + Object.
ใช้บรรยายเหตุการณ์ในอดีตที่เกิดขึ้นก่อนอีกเหตุการณ์ในอดีต
Examples.
– He could not make a sandwich because he had forgotten to buy bread.
– When she enrolled on the course, she had never studied English language before.
– Buy the time I moved in, they had finished the building work.
– When I closed the door, I realized that I had left my key inside.
Subject + was/were + V.ing + Object.
ใช้บรรยายเหตุการณ์ที่กำลังเกิดขึ้นในอดีต
Examples.
– I was playing tennis when Lala came to my house.
– I was practicing my English skills every day, three times a day.
– I was writing a letter.
– The children were doing their homework when I got home.
Subject + V.2 + Object.
เราใช้ Past Simple Tense ในกรณีดังนี้
1. เหตุการณ์ที่เกิดขึ้นในอดีต
Examples.
– He enjoyed playing football when he was young.
– She played a lot of tennis when she was younger.
– I enjoyed being a student.
2. บรรยายเหตุการณ์ที่เกิดขึ้นและสิ้นสุดลงโดยมีจุดบอกเวลาในอดีต
Examples.
– He went to New York five years ago.
– I met my wife a long time ago.
– When I was a boy, I walked a mile to school every day.
– She got home very late last night.
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