Many developingcountries are unwilling to pursue their economic development ______ destroyingthe environment despite there being several financial crises

Do you know whose car is it—It belongs to_____. It isn’t ______.

MrHu, have you finished correcting the papers? —-Not yet, the papers _______You _______ get the results from me by tomorrow

He is organized and is often . I hope he will have more at his business.

Have you finished all your homework— Of course. I ______ it before I went out to play football.