4ocorrect the mistakes in these sentences or tick () any you think are correct 1 when we are together we are having fun. 2 i write to tell you that bought a new computer 3 i send you this email to invite you to my birthday party on saturday 4 we go out together every week. 5 we are best friends and we are playing in the same basketball team

1. When we are together, we have fun. (Correct)
Explanation: The use of present simple tense is appropriate here because it indicates a general truth or a habitual action.

2. I am writing to tell you that I bought a new computer.
Explanation: The verb "write" should be in the present continuous tense ("am writing") as it is an action happening at the moment of speaking. Additionally, the pronoun "I" should be capitalized.

3. I am sending you this email to invite you to my birthday party on Saturday.
Explanation: The verb "send" should be in the present continuous tense ("am sending") as it is an action happening at the moment of speaking. Additionally, the pronoun "I" should be capitalized.

4. We go out together every week. (Correct)
Explanation: The use of present simple tense is appropriate here because it indicates a habitual action.

5. We are best friends, and we play on the same basketball team.
Explanation: The verb "playing" should be in the simple present tense ("play") to indicate a general truth or habitual action. Additionally, a comma should be used to separate the two independent clauses.