---He _____ me $ 50 for my MP3.Shall I seel it? ---Why not?Your MP3 is out of date and it isn't worth so much.
—Oh, Jesus, I can’t cut the durian (榴莲) into two halves however I tried! —Easy, boy! Why not use _____ knife?
— David has been in high spirits these days? — ______ He should win the first prize in the composition test.
--- What does Maggie look like? --- _________
Jack reached the company out of breath, only _______ he was fired.
ThereareseveralresearchcentersinChina________acertaindiseasecalledBirdFluis beingstudied.