Strike is the present tense, and struck is the past tense and past participle.
Present tense: strike Past tense: struck Past participle: struck
Struck is the past tense and past participle of strike. Striking is the present participle.
Present tense: lead Present participle: leading Past tense: led Past participle: led
Present tense: am Past tense: was Past participle: been
Past tense: bit Present participle: biting Past participle: bitten
Present participle: pulling Past tense: pulled Past participle: pulled
Struck is the past tense and past participle of strike. Striking is the present participle.
Present tense: lead Present participle: leading Past tense: led Past participle: led
The past participle is done. The simple past tense is did. The present participle is doing.
The past tense and past participle is equipped; equipping is the present participle.
Present: seek Past: sought Past participle: sought
The past tense is brought. The past participle is brought. The present participle is bringing.
Present participle: pulling Past tense: pulled Past participle: pulled
Past tense: bit Present participle: biting Past participle: bitten
Wrote is the past tense, written is the past participle, and writing is the present participle.
The present tense is "catch/catches". The past tense and past participle is "caught".
A few of the many irregular verbs in English are:drive (present tense) drove (past tense) driven (past participle)lie (present tense) lay (past tense) lain(past participle)ring (present tense) rang (past tense) rung (past participle)read (present tense) read (past tense) read (past participle)am, is, are (present tense of be), was, were (past tense) been (past participle)
Present tense: am Past tense: was Past participle: been