问题
Why didn’t Tom have his lunch? It’s already one o’clock.—His pet bird ____this morningHe____still for quite a long time in his room crying
A:died; had sat
B:has died; has sat
C:has died; is sitting
D:died; has been sitting
B:has died; has sat
C:has died; is sitting
D:died; has been sitting
正确答案是：
