As trefoil is a noun , you must choose a verb to use with it. For instance,
'I have a trefoil plant at home.'
There is no example because a "simple present tense future" makes no sense.
Yes when people refer to the "present tense" they often mean the "simple present tense". The other present tenses are normally referred to as such. For example, the "present perfect tense".Also:It is called present simple or simple present because it has one verb.
No it's simple present tense.
Answer is the simple present tense of answer.
The simple present tense is:I/You/We/They do.He/She/It does.
The correct verb tense for "isn't" is present tense (or simple present). It is a contraction of "is not." For example, "He isn't going to the party."
The simple present tense is the one-word tense that is used for regularly repeated actions, emotions, occupations, general truths. For example, The earth revolves around the sun. is a sentence in the simple present tense.
Sit is the simple present tense.
"Do" is used with plural subjects and "does" is used with singular subjects in present simple tense. For example, "I do" and "He does."
the simple present tense and the present tense.
The simple present tense of can is just can.
Contribute is the present simple tense.