The students ______ for the exam all week, so they are very tired now.
Answer and explanation
Correct answer: B. have been preparing
- Step 1: An action lasting up to the present with a visible result calls for the present perfect continuous.
Answer
have been preparing.
Why not the others: prepared, were prepared and had prepared don't fit.
Practise more Tenses.
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More Tenses questions
- By the end of next month, the company ______ its new headquarters.
- When I called her at nine last night, she ______ her homework.
- My brother ______ in Shanghai since he graduated in 2019.
- The train ______ by the time we reached the station.
- Look at those dark clouds. It ______ rain soon.
- I ______ you as soon as the results are announced.