The answers are as follows:
21. The conjunction is 'BUT'. It is a COORDINATING conjunction.
22. The conjunction is 'WERE'. It is a COORDINATING conjunction.
23. The conjunction is ' PROVIDED THAT. It is a SUBORDINATING conjunction.
24. The conjunction is EITHER, OR. It is a correlative conjunction.
25. The conjunction in the sentence is 'UNLESS'. It is a SUBORDINATING CONJUNCTION.
26. The conjunction is 'AND'. It is a COORDINATING CONJUNCTION.
27. The conjunction in the sentence is 'SINCE. It is a SUBORDINATING conjunction.
28. The conjunction is 'ALTHOUGH'. It is a SUBORDINATING conjunction.
Conjunctions are words that are used in sentences to link two words, phrases or clauses together. Conjunctions are divided into three major classes, which are coordinating, subordinating and correlative. The coordinating conjunctions are used to joint two words, clauses or phrases together. The subordinating conjunctions are used to connect two groups of words by making one of the group to be subordinate to the other one. The correlative conjunctions are used in pairs to join elements that are equal in value.
Ahh I don’t think you need to change anything because pushed is a past tense.
What the question I don't get it
You need to be more specific when asking questions like this. First of all, you should copy the second paragraph of whatever you are reading. After doing that, you will be able to get a suitable answer for your question.
