When you are writing a business proposal describing your intentions for an upcoming project
When referring to actions that haven't happened yet but will happen at a later time.
That is in future tense...
Past - there is nothing like that to use grammatically, but the natural replacement is 'Was'. Future - will be.
To express "gets up" in the future tense, you can use "will get up." For example, you might say, "I will get up early tomorrow." Alternatively, you can use the present continuous form for future arrangements, such as "I am getting up at 7 AM."
Future tense.
Yes. For example, "They have in their possession..." can be changed from present tense to future tense by changing it to "They will have in their possession..."
Past tense - calculated. Present tense - I/you/we/they calculate. He/she/it calculates. Future tense - will calculate.
No. The word "are" is present or future tense. The past tense would be "were".
The spelling will stay the same as present tense. The use of "will" in front as an adverb determines the future tense (e.g. ' I will assign seats tomorrow. ' ).
It also use the auxiliary verb "will".The future perfect tense follows this structure:Subject + Will + Have + Past Participle.e.g. I will have danced.
No, -ed is used for the past tense.
The Future tense of migrate is "Will migrate", the word (will) or (shall) can be use when the sentence is future. EX: My parents (migrate) "will migrate" to Canada next year