• modal auxiliaries and their substitutes part 3
  • anonym
  • 23.09.2025
  • Mittlere Reife
  • Englisch
  • 9
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This works­heet is about au­xi­li­a­ry verbs and their sub­sti­tu­tes in the simp­le pre­sent, simp­le past and will-​future.

In the next exer­ci­ses, you can fill in one of the fol­lo­wing verbs: to be al­lo­wed to, to be able to, should, can, to have to.

This is an in­ter­ac­ti­ve works­heet, you can type in words di­rect­ly.

1
Fill in the cor­rect au­xi­li­a­ry verb/sub­sti­tu­te. The fol­lo­wing sen­ten­ces are all po­si­ti­ve.
Use can only when no other verb fits.

Yes­ter­day a nurse   help many people.

Next week a pilot  fly to his fa­vo­ri­te de­sti­na­ti­on New York.

A me­cha­nic   fix your car today.

Last year many stu­dents   study very hard for the exams.

To­mor­row an ar­chi­tect  pre­sent the new buil­ding plan to his boss.

2
Fill in the cor­rect au­xi­li­a­ry verb/sub­sti­tu­te. The fol­lo­wing sen­ten­ces are all ne­ga­ti­ve.
Use can only when no other verb fits.

Just like this year, taxi dri­vers   drive wit­hout a li­cen­se last year.

Today a se­creta­ry   fi­nish all the let­ters, be­cau­se there are too many.

Yes­ter­day a fire­figh­ter  reach the bur­ning house quick­ly.

Next month one of the me­di­cal as­sistants  work on Sa­tur­days.

Doc­tors   give too much me­di­ci­ne.

3
Fill in the cor­rect au­xi­li­a­ry verb/sub­sti­tu­te. The fol­lo­wing sen­ten­ces are ques­ti­ons.
Use can only when no other verb fits.

  a so­cial worker  help all of the young adults yes­ter­day?

 a pilot  land in Lon­don to­mor­row?

 a me­cha­nic solve the pro­blem today?

 a teacher give extra les­sons next week?

Solutions for no.1: was able to will be allowed to can had to will have to/should Solutions for no.2: aren’t allowed to can’t wasn’t able to will not have to Solutions for no.3: Was…able to Will…al…
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