Put the verbs into the correct tenses.
1)Andy is tired because he (work) all day.
2)By 1960 most of Britain’s old colonies (become) independent.
3)David broke his leg when he (ski) last week.
4)(you/have) a nice time in Rome?
5)(you/finish) your homework yet?
6)He (be) at his computer for six hours.
7)How long (she/have) that car?
8)How many people (die) in the fire yesterday?
9)I (not/know) much about art, but I like some artists.
10)I (wait) for ages when finally the bus arrived.
11)I (receive) a postcard from Jane yesterday.

1) Andy is tired because he has been working all day.

Explanation: The verb "work" is in the present perfect continuous tense because it describes an action that started in the past and is still ongoing in the present. We use the present perfect continuous tense to emphasize the duration of the action. In this case, Andy has been working all day, so he is tired.

2) By 1960 most of Britain's old colonies had become independent.

Explanation: The verb "become" is in the past perfect tense because it describes an action that happened before a specific time in the past. In this case, the action of the colonies becoming independent happened before 1960.

3) David broke his leg when he was skiing last week.

Explanation: The verb "ski" is in the past continuous tense because it describes an action that was happening in the past. We use the past continuous tense to talk about an action that was in progress at a specific time in the past. In this case, David was skiing last week when he broke his leg.

4) Did you have a nice time in Rome?

Explanation: The verb "have" is in the past simple tense because it describes a completed action in the past. We use the past simple tense to talk about a specific action that happened at a specific time in the past. In this case, the speaker is asking if the person had a nice time in Rome.

5) Have you finished your homework yet?

Explanation: The verb "finish" is in the present perfect tense because it describes an action that started in the past and is still relevant to the present. We use the present perfect tense to talk about an action that happened at an unspecified time before now. In this case, the speaker wants to know if the person has completed their homework.

6) He has been at his computer for six hours.

Explanation: The verb "be" is in the present perfect continuous tense because it describes an action that started in the past and is still ongoing in the present. We use the present perfect continuous tense to emphasize the duration of the action. In this case, he has been sitting at his computer for six hours.

7) How long has she had that car?

Explanation: The verb "have" is in the present perfect tense because it describes possession or ownership of something that started in the past and is still relevant to the present. In this case, the speaker wants to know the duration of time someone has owned the car.

8) How many people died in the fire yesterday?

Explanation: The verb "die" is in the past simple tense because it describes a completed action in the past. We use the past simple tense to talk about a specific action that happened at a specific time in the past. In this case, the speaker wants to know the number of people who died in the fire yesterday.

9) I don't know much about art, but I like some artists.

Explanation: The verb "know" is in the present simple tense because it describes a general fact or a state of being. We use the present simple tense to talk about something that is true in general or permanently. In this case, the speaker is stating that they don't have much knowledge about art, but they still like some artists.

10) I had been waiting for ages when finally the bus arrived.

Explanation: The verb "wait" is in the past perfect continuous tense because it describes an action that started in the past, continued for a certain duration, and was completed before another past action. We use the past perfect continuous tense to emphasize the duration of the action before another past action. In this case, the person had been waiting for a long time before the bus arrived.

11) I received a postcard from Jane yesterday.

Explanation: The verb "receive" is in the past simple tense because it describes a completed action in the past. We use the past simple tense to talk about a specific action that happened at a specific time in the past. In this case, the person received a postcard from Jane yesterday.