buying
Yes, "will buy" is the future tense of the verb "buy".
The future continuous tense is: will be buying.
Will buy
will buy, going to buy
Will buy. -- I will buy the bread on my way home am/is/are going to buy -- They are going to buy some ice cream before they come here am/is/are buying -- He is buying a new car next week
Past: Had Present: Have Future: "will have". "I had a pear, but I ate it." "I have a pear and I'm going to eat it." "I will have a pear when I go down to the supermarket and buy one."
The word "bought" refers to a purchase in the past tense, where the word "buy" refers to a purchase in the future tense.
Were is a past tense form of be. The future tense of be is will be.
past tense is got future tense is will get
Am, is, and are are present tense forms of be. The past tense forms of be are was and were. The future tense of be is will be.
The future tense is will carry.
The future tense of "was" is "will be."