Write the correct verbs forms. 1) His fingers ached because he (play) the guitar a
2) When he(see) me,I(read) the newspaper which I(buy) in the street.
3) He stayed in bed that day because he(feel) I’ll all week.
4) When I(go) to school I(meet) my teacher.

1) His fingers ached because he played the guitar.
Explanation: The verb "play" is in the past simple tense here because the action of playing the guitar occurred in the past.

2) When he saw me, I was reading the newspaper that I had bought in the street.
Explanation: The verb "see" is in the past simple tense because the action of seeing me occurred in the past. The verb "read" and "buy" are in the past continuous tense because these actions were happening simultaneously in the past. The past continuous tense is formed by using the past tense of the auxiliary verb "be" (was) and the present participle of the main verb (reading).

3) He stayed in bed that day because he had been feeling ill all week.
Explanation: The verb "stay" is in the past simple tense because the action of staying in bed occurred in the past. The verb "feel" is in the past perfect continuous tense because it refers to an action that started in the past and continued up to a specific point in the past. The past perfect continuous tense is formed by using the past perfect tense of the auxiliary verb "have" (had) and the present participle of the main verb (been feeling).

4) When I went to school, I met my teacher.
Explanation: The verb "go" is in the past simple tense because the action of going to school occurred in the past. The verb "meet" is also in the past simple tense because the action of meeting the teacher occurred in the past. Both verbs are in the past simple tense because they refer to specific actions that happened in the past.

I hope this explanation helps you understand the verb forms in the given sentences. Let me know if you have any further questions.