1) show - Present Simple Active2) was arrested - Past Simple Passive3) was - Past Simple Active4) couldn't be sent - Past Simple Passive5) have - Present Simple Active6) believe - Present Simple Active7) are - Present Simple Active8) are combined - Present Simple Passive9) has gone - Present Perfect Active10) explane - Present Simple Active11) agrees - Present Simple Active12) to be - Infinitive13) do and dive - Present Simple Active14) think - Present Simple Active15) are to be taken - Present Simple Passive16) produced - Past Simple Active17) say - Present Simple Active18) let them do - Present Simple Active + Infinitive19) want - Present Simple Active20) get - Present Simple Active21) can't dissolve - Present Simple Active22) makes them believe - Present Simple Active + infinitive23) is - Present Simple Active24) to stop - infinitive25) will increase - Future Simple Active26) should fell - (+modal verb) Present Simple Active27) are cared - Present Simple Passive