The tense of the sentence is Simple Indefinite. It refers to an action that will take place in the future. The subject of the verb is third person singular. Here 'will' with first form of the verb is used. Hence, 'will come' is the correct option.

The tense of the sentence is first person singular as it refers to an action in future. The subject of the verb is first person singular. Here 'shall' with first form of the verb is to be used. Hence 'shall go' is the correct option.

The tense of the sentence is Simple Indefinite. It refers to an action that will take place in the future. The subject of the verb is third person singular. Here 'will' with first form of the verb is used. Hence 'will join' is the correct option.

The tense of the sentence is first person singular as it refers to an action in future. The subject of the verb is first person plural. Here 'shall' with first form of the verb is to be used. Hence 'shall have' is the correct option.

The tense of the sentence is Simple Indefinite. It refers to an action that will take place in the future. The subject of the verb is third person singular. Here 'will'  with first form of the verb is used. Hence, 'will open' is the correct option.

The tense of the sentence is Present Perfect tense as it refers to an action that began in the past and is still continuing at the time of speaking. The subject of the sentence is third person singular. Here 'has been' plus -ing form of the verb is to be used. Hence, 'has been waiting' is the correct option.

The tense of the sentence is Present Continuous as it refers to an action going on at the time of speaking. The subject of the sentence is third person singular. Here 'is' with-ing form of the verb is to be used. Hence 'is' walking is the correct option.

The tense of the sentence is Present Continuous as it refers to an action going on at the time of speaking. The subject of the sentence is third person plural. Here 'are' with-ing form of the verb is to be used. Hence 'are having' is the correct option.

The tense of the sentence is Past Indefinite as it refers action in the past. Here second form of the verb is to be used. Hence 'went' is the correct option.

The tense of the sentence is Past Indefinite as it refers to an action in the past. Here second form of the verb is to be used. Hence 'went' is the correct option.

The tense of the sentence is Simple Present as it refers an accepted fact. The subject of the sentence is third person singular. Here first form of the verb with 's' is to be used. Hence 'revolves' is the correct option.

Because the meeting happened in the past, we must use past tenst. Hence "had met".

The tense of the sentence is Past Indefinite as it refers action in the past. Here second form of the verb is to be used. Hence 'went' is the correct option.

The tense of the sentence is Simple Past as it refers to an action in the past. Here second form of the verb is to be used. Hence 'granted' is the correct option

The tense of the sentence is Simple Present as it refers to a habitual fact. The subject of the sentence is third person singular. Here first form of verb with 's' is to be used. Hence 'wears' is the correct option.