—How clean the window is!—Yes, it just now.A、cleaned B、has been cleaned C、was cleaned
He ________ to swim when he was five.
The firemen _____ the fire in the end.
Yesterday Andy _______ a big bad man who tried to run away, at last the man was caught.
We often use computers to ______________.
Shanghai is ______the east of China, and Japan is _______the east of China.