日本語をクリックすると英文が表示されます。まずは自分で英語にしてから答え合わせを。
The boy has gone to America.
We have read this book many times.
Tom and Peter have already washed the car.
She has never been abroad(to a foreign country).
Who has opened this box? I have.
Have you ever been to that country?
They haven't had(eaten) dinner yet.
I have seen this movie before.
I have just had(eaten) lunch.
I have met him once.
Have you done your homework yet?
Henry has never learned Japanese before.