Question

These have made such operations successful (pick out the verb form the following sentence and following sentence and state its tense and aspects).

Answer 1

Answer:

These have made such operations successful : Pick out the verb form the following sentence and following sentence and state its tense and aspects

• Here the auxiliary verb is 'have' and the main verb is 'made.'

• The given sentence an example of Present Perfect Tense.

• Auxiliary verb and main verb's past participle form confirm it.

• Structure of Present Perfect Tense : Subject + helping verb ( has / have ) + main verb's past participle form + object.

• Example: He has writen a letter.

Answer 2

Answer:

The verb in the sentence is underlined and its tense written and explained below:

These have made such operations successful.

Explanation:

The tense of the verb is Present Perfect.

Present Perfect Tense is used to talk about an action that has been done in the recent past and has been completed in or before the present time. We use the following verb and helping verb structure in this tense.  

has/have + V3