Eugene' s never willing to alter any of his opinions. It' s no use ________ with him.
I don’t know how it ___________ that our car was bumped from behind.
—How do you like your trip to Hainan?—________,I enjoyed it very much,although the weather was hot sometimes.
-----Why didn’t you ring me up?----- Sorry, I forgot your phone number. Otherwise, I _____ long before.
My chest _____ when I take a deep breath, doctor.
—Shall I give a ride as you live so far away?—Thank you. __________.