Every ________ had been made in order to save the boy with the H5N1 bird flu, but all in vain. He died at last.
—Tom, you didn’t come to the party last night? —I ______, but I suddenly remembered I had homework to do.
As your spoken English gets better, so_____ your written English.
The boy insisted that he the money and he at once.
With more forests being destroyed, huge quantities of good earth _____ each year.
—Would you like to join us in playing the game? —I’m sorry, but my homework ______ by now.