Mixed Tenses：練習問題

I _______ my keys. _______ you _______ them anywhere in the living room?

I _______ to Japan twice, but I _______ to Korea last year.

The gardener was tired because he _______ the flowerbeds for three hours before it finally _______ to rain.

When _______ you _______ your last birthday party?

As soon as my sister _______ her dinner, we _______ out to see the fireworks.

Read the paragraph below about a family's weekend plans. Complete each sentence with the correct form of the verb in parentheses. Choose the most appropriate tense (Simple Present, Simple Past, Present Continuous, or Simple Future).

Every Sunday, my father (read) the newspaper in the garden. Yesterday, he (help) me build a birdhouse. Next Saturday, we (go) to the zoo because my sister (love) to see the monkeys. Right now, I (finish) my homework.

Read the following short description of events:

Yesterday morning, I woke up early. My sister prepared breakfast while I was getting ready. By the time I left for school, she had already eaten her meal. Now, I am looking forward to the weekend because I will visit my grandparents.

For the verbs prepared and had already eaten, suggest a different appropriate tense that could also be used in that context, and explain how the change in tense would subtly alter the meaning or focus of the sentence.

Correct the three underlined verb tense errors in the following sentence and rewrite the full sentence correctly:

"While Joe is playing basketball yesterday afternoon, he falls down and is in the hospital since that time."

Read the following short passage carefully:

Yesterday morning, Sarah went to the park. She saw a beautiful bird and took a photo of it. Later, she shared the photo with her family.

Your task is to rewrite two of these sentences to describe:

a) A regular habit or routine involving Sarah and the park.

Rewrite the sentence about Sarah going to the park. State the new tense you used and explain how the meaning changes from the original past tense.

b) A definite future plan involving Sarah and sharing the photo.

Rewrite the sentence about Sarah sharing the photo. State the new tense you used and explain how the meaning changes from the original past tense.

Fill in the blanks with the correct form of the verbs in parentheses. After completing the story, answer the follow-up questions about the tense usage.

Sarah (a) _______ (love) drawing since she was very young. Every evening, she (b) _______ (spend) at least an hour sketching new designs. Yesterday, while she (c) _______ (draw) a beautiful landscape, her friend Emma (d) _______ (call) her for a chat. Emma told her about an art competition next month. Sarah (e) _______ (already / decide) to enter, and by the end of next week, she (f) _______ (complete) her artwork for the competition.

Follow-up Questions:

1. Explain why the tense used for blank (a) is appropriate in this sentence.

2. Describe the relationship between the two tenses used in blanks (c) and (d) to show what happened.

3. For blank (f), why is the future perfect tense the best choice to show the timing of the action?