Case of present continuous tense. Hence, "is"is the correct option

Case of past continuous tense.As the subject "They" is plural, so 'they were playing'.

Case of past continuous tense. Subject 'she' is singular. So 'She was sleeping................'.

Case of past continuous tense. In such cases, we use 'auxilary (was/were) + verb+ing'. As the subject (they) is plural, so 'They were...................'.

Case of past continuous tense.An "she" is singular. In such cases, we use 'was'.

Case of past continuous tense. In such cases, we use 'auxilary (was/were) + verb+ing'. Though the subject (you) is singular, but we always use 'plural auxilary' with the second person (you). So, 'You were....................'.

This is a case of passive voice. In such cases we always use third form of the verb. Therefore, 'tell' becomes 'told'. Now, 'you are' demands parallel structure i.e 'I am'. Thus, option 3.

 As the thief is a singular noun and the sentence is in past tense, therefore auxilary 'was' fits the blank.

Since cakes being a plural noun demands plural auxilary. Therefore, 'are' is the right choice.

Passive voice. Men is a plural noun, therefore, 'were taken'.

Case of passive voice. First person 'I' is to be followed by 'am'.

Second person (you), in case of present tense, is always followed by auxilary 'are'.

Case of passive voice. 'They' is a plural noun, and 'next week' shows the future time. So, 'are' is the best option.

First person 'I' is always followed by auxilary 'am'.

We use auxilary 'am' with the first person 'I' is cases of present tense.

Here the auxilary in the blank has to qualify the subjects. As there are two subjects in the sentence, so the blank needs to be filled by a plural form auxilary. Thus, option 2.

Words 'last month' means the sentence is a past referral. 'He' is a singular noun, and the auxilary also needs to be singular. Therefore, 'was' is the correct usage.

Case of verb of being. 'He' is a singular pronoun, and needs to be filled by a singular auxilary. Thus, option 1.

There are two subjects in the sentence. So, the balnk needs to be filled with a plural auxilary. Therefore, option 2.

Case of past tense, telling about the verb of being. Thus, option 3.

Plural subjects that too in refernce to the future are mentioned here. Therefore, option 2.

Pronoun 'they' is plural and needs to be followed by a plural auxilary. Thus, option 2.

Plural subjects take plural auxilary. Thus, option 2.

Case of implicit passive voice. Here, 'He is singular, hence "isI is used.

Mention of verb of being in present tense. 'He' (singular pronoun) needs to be followed by 'is' (singular auxilary).