Underline the right verb form
I thought / was thinking you had / were having much courage.
He did not go / had not gone to the cinema yesterday, as he will take / is taking an exam tomorrow.
How long did you live / have you lived here?
She is going / goes to post the letter she has written / wrote.
When you phoned / had phoned we had / were having lunch.
A month from now we are completing / will have completed our experiments.
David finally had sold / sold his old car.
He worked / had worked harder last year than he does / has done this year.
We stay / will stay in this resort as long as the weather keeps / will keep fine.
Paul had lived / lived in Newcastle for ten years before he moved / was moving to London.
Explanation: In this sentence, we use the past simple form "thought" to indicate a past action. The verb "had" is used in the past perfect form to show that the action of having courage occurred before the thinking.
He did not go to the cinema yesterday, as he is taking an exam tomorrow.
Explanation: The correct form is "did not go." It shows a past action of not going to the cinema. "Is taking" is used to indicate a future action of taking an exam.
How long have you lived here?
Explanation: The correct form is "have you lived." We use the present perfect form "have lived" to talk about an action that started in the past and continues in the present.
She is going to post the letter she has written.
Explanation: The correct form is "is going" as it indicates a future action. "Has written" is used to show that she completed the action of writing the letter before the current moment.
When you phoned, we were having lunch.
Explanation: In this sentence, we use the past continuous form "were having" to indicate an action that was in progress at a specific time in the past. "Phoned" is in the simple past form.
A month from now, we will have completed our experiments.
Explanation: The correct form is "will have completed" which shows a future action that will be completed before a specific time in the future.
David finally sold his old car.
Explanation: The correct form is "sold" as it indicates a completed action in the past.
He worked harder last year than he does this year.
Explanation: In the first part of the sentence, we use the past simple form "worked" to indicate a past action. In the second part, we use the present simple form "does" to compare the current action with the past action.
We will stay in this resort as long as the weather stays fine.
Explanation: In the first part of the sentence, we use the future simple form "will stay" to indicate a future action. In the second part, we use the present simple form "stays" to show that the weather's condition is ongoing.
Paul had lived in Newcastle for ten years before he moved to London.
Explanation: The correct form is "had lived" to indicate an action that was completed before another past action. "Moved" is in the past simple form.