After words like suggest, insist, recommend, vital, important and essential, we often use should + infinitive. It is also possible to drop should and use the bare infinitive. Note that the third person singular does not take –s in this structure.
It is also possible to use regular verb forms.
1I insisted that he ............... the offer.
Wrong!
2Doctors recommend that we ............... enough sleep.
Select 2 answers.
Wrong!
3What do you suggest we ...............?
Select 2 answers.
Wrong!
4He said that something ...............
Wrong!
5It is essential that the meeting ............... on time.
Wrong!
6It is essential that they ...............
Wrong!
7It is important that everybody ............... here on time.
Wrong!
8I insisted that he ...............
Select 3 answers.
Wrong!
9She got a raise. I suggested that she ............... into a better home.
Wrong!
10We don't have any vacancies at the moment. If the situation ..............., we will contact you.
Wrong!
11Dad suggested that I ............... another job.
Wrong!
12It is vital that the work ............... on time.
Wrong!
Done.
Score: 0/12
Answers
- I insisted that he All of these are possible here. the offer.
- Doctors recommend that we should get/get enough sleep.
- What do you suggest we should do/do?
- He said that something Either could be used here
- It is essential that the meeting All of these on time.
- It is essential that they Either could be used here
- It is important that everybody Either could be used here here on time.
- I insisted that he apologize/should apologize/apologized
- She got a raise. I suggested that she All of these into a better home.
- We don’t have any vacancies at the moment. If the situation Either could be used here, we will contact you.
- Dad suggested that I All of these another job.
- It is vital that the work Either could be used here on time.

