It was __________she was injured in the accident _______ she didn’t come to the party yesterday. A.as; which B. because; that C since; why D. for; how
—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.
There are several research centers in China ________ a certain disease called Bird Flu is being studied.