"It" is a singular subject so it requires a singular verb. Any plural verb following "it" is incorrect (unless "it" is part of a compound subject).
agree is the verb
The verb of agreement is agree. As in the action "to agree to something".
No, it is not a preposition. Agree is a verb.
Agree is already in verb form. As in "to agree".Other verbs are agrees and agreed. Depending on the context.Some example sentences are:"I agree with you"."He agrees with you"."She agreed with you".
In "She went to the bank then go to the stock market" the verb tenses don't agree."went" is past tense whilst "go" is present tense.
We went fishing, then we went to the store. "Go" is the present verb form, "Went" is the past tense form. To agree, you must use either the present form or the past form for both sections.
Agree is already a verb because it is an action.Other verbs are agrees, agreeing and agreed.Some example sentences are:"We agree with you"."She agrees to meet him"."I am agreeing with the boss"."We all agreed to have chocolate ice cream instead of vanilla today".
Yes subject and verb should always agree. Look at these examples: The boy likes ice cream. = subject (boy) and verb (likes) agree. The boy next door like ice cream = subject (boy) and verb (like) do not agree. The boy next door likes ice cream = subject (boy) and verb (likes) agree.
yes.
yes
Yes. Always make the verb agree with the subject.
The word agree is a verb. The past tense is agreed.